12 Days of Christmas
252nd
1,474th
249th
314th
946th
291st
490th
823rd
845th
1,265th
24 Game
137th
101st
139th
99 Bottles of Beer
1,805th
596th
1,293rd
1,804th
1,402nd
1,642nd
1,509th
1,533rd
511th
772nd
589th
1,294th
1,714th
1,759th
835th
1,942nd
563rd
939th
790th
2,049th
1,009th
815th
Abundant Numbers
697th
1,647th
802nd
1,124th
596th
445th
1,048th
473rd
287th
31st
11th
355th
639th
601st
313th
1,536th
1,987th
2,550th
1,994th
1,025thAbundant Numbers (Long)
930th
501st
898th
615th
95th
251st
645th
318th
350th
30th
11th
586th
182nd
806th
488th
968th
1,410th
1,061st
635thArabic to Roman
831st
690th
381st
524th
2nd
848th
451st
426th
881st
279th
496th
Arithmetic Numbers
378th
355th
242nd
62nd
333rd
284th
215th
275th
299th
14th
256th
289th
19th
236th
467th
322nd
233rd
493rd
611th
395thArrows
575th
524th
Ascending Primes
320th
168th
7th
370th
ASCII Table
303rd
405th
604th
47th
461st
613th
372nd
382nd
672nd
brainfuck
185th
653rd
130th
Catalan Numbers
967th
173rd
418th
462nd
499th
159th
599th
108th
148th
275th
319th
34th
742nd
215th
425th
412thCatalanβs Constant
496th
216th
140th
164th
3rd
581st
188th
502nd
236th
551st
207thChristmas Trees
1,460th
937th
38th
736th
1,602nd
206th
860th
676th
1,559th
1,187th
Collatz
734th
848th
1,168th
550th
902nd
681st
411th
63rd
816th
1,061st
1,008th
171st
854th
856th
1,121st
1,265th
970thCSS Colors
189th
241st
57th
142nd
Cubes
250th
339th
368th
Day of Week
766th
716th
569th
389th
207th
698th
516th
357th
648th
421st
163rd
671st
218th
DFA Simulator
284th
Diamonds
458th
37th
681st
501st
360th
139th
786th
Divisors
2,739th
1,549th
1,663rd
2,139th
2,347th
1,995th
1,765th
1,283rd
1,315th
1,427th
403rd
1,972nd
22nd
466th
2,392nd
647th
482nd
2,540th
1,297th
2,260th
2,477thEmirp Numbers
954th
284th
160th
1,093rd
486th
636th
476th
989th
40th
690th
349th
334th
751st
Emirp Numbers (Long)
528th
175th
554th
242nd
193rd
108th
112th
225th
206th
Emojify
112th
653rd
Evil Numbers
2,496th
1,467th
381st
326th
494th
645th
587th
1,000th
805th
525th
539th
135th
334th
262nd
1,460th
1st
2,060th
2,144th
921st
2,665th
36th
2,206th
1,214th
1,433rd
1,021st
1,235th
1,591st
1,212th
1,672nd
922ndEvil Numbers (Long)
1,141st
659th
537th
253rd
519th
1,616th
211th
664th
475th
333rd
451st
60th
391st
76th
710th
1st
734th
1,136th
584th
1,197th
32nd
986th
984th
905th
551st
427th
404th
669th
936th
588thFactorial Factorisation
241st
238th
Farey Sequence
226th
303rd
101st
289th
86th
124th
50th
234th
149th
116th
182nd
161st
27th
155th
171st
256th
214th
209th
240th
407th
7th
142nd
346th
219th
137th
261st
167th
235th
300thFibonacci
4,766th
7,046th
2,159th
4,905th
1,537th
519th
330th
764th
5,365th
4,039th
2,128th
2,236th
1,659th
1,458th
594th
5,271st
4,651st
476th
145th
360th
4,504th
393rd
1,683rd
5,962nd
2,630th
2,212th
2,422nd
30th
2,933rd
2,207th
2,111th
839th
738th
6,353rd
1,640th
1,710th
805th
3,444th
1,749thFizz Buzz
4,421st
10,710th
3,144th
1,954th
7,091st
1,310th
8,916th
3,810th
2,405th
4,407th
5,269th
9,463rd
1,899th
4,600th
2,755th
2,905th
9,688th
7,112th
9,974th
4,819th
1,013th
1,910th
6,166th
4,928th
1,041st
105th
1,703rd
4,071st
3,546th
2,366th
4,333rd
4,276th
6,371st
1,816th
511th
4,112th
9,250th
47th
1,726th
2,763rd
452nd
4,000th
9,717th
7,292nd
3,762nd
2,350th
7,931st
10,776th
2,969th
7,079thFoo Fizz Buzz Bar
1,034th
1,058th
251st
715th
1,181st
897th
232nd
10th
438th
1,396th
1,353rd
1,163rd
ForsythβEdwards Notation
284th
275th
188th
230th
270th
405th
175th
422nd
265th
318th
Fractions
848th
222nd
486th
939th
441st
385th
742nd
655th
92nd
929th
9th
402nd
905th
890th
Game of Life
403rd
256th
Gijswijtβs Sequence
107th
22nd
136th
175th
172nd
306th
271st
117th
95th
292nd
6th
237th
114th
134th
120th
81st
Happy Numbers
198th
1,649th
500th
364th
1,075th
83rd
180th
814th
207th
242nd
102nd
1,141st
639th
551st
406th
522nd
923rd
1,304th
1,945th
727th
Happy Numbers (Long)
264th
990th
302nd
588th
31st
128th
635th
201st
65th
378th
474th
343rd
809th
695th
796th
847th
Hexdump
133rd
65th
212th
175th
82nd
330th
2nd
192nd
393rd
366th
Intersection
725th
585th
517th
487th
107th
248th
807th
750th
318th
596th
Inventory Sequence
652nd
596th
533rd
570th
563rd
ISBN
802nd
233rd
469th
791st
417th
24th
44th
678th
212th
171st
333rd
835th
498th
612th
Jacobi Symbol
256th
269th
17th
305th
206th
325th
202nd
225th
422nd
361st
259th
Kolakoski Constant
456th
123rd
25th
61st
232nd
591st
Kolakoski Sequence
548th
520th
356th
528th
691st
275th
113th
199th
265th
159th
779th
514th
619th
431st
533rdLeap Years
767th
184th
553rd
306th
290th
319th
97th
392nd
285th
603rd
275th
31st
109th
1,566th
400th
661st
901st
327th
340th
317th
608th
491st
650th
1,065th
732nd
245th
684thLevenshtein Distance
377th
123rd
81st
221st
378th
196th
372nd
65th
107th
172nd
3rd
325th
153rd
Leyland Numbers
124th
824th
95th
804th
20th
525th
482nd
506th
890th
ln 2
506th
98th
299th
123rd
60th
21st
237th
390thLook and Say
1,038th
1,008th
992nd
1,047th
1,021st
386th
56th
940th
400th
206th
149th
857th
981st
995th
837th
459th
908th
374th
667th
729th
169th
937th
958th
Lucky Numbers
379th
490th
370th
464th
259th
358th
408th
35th
298th
Medal Tally
143rd
186th
273rd
28th
217th
124th
140th
Morse Decoder
601st
Morse Encoder
260th
197th
Musical Chords
250th
N Queens
167th
Niven Numbers
1,474th
835th
498th
1,121st
286th
1,137th
1,668th
1,025th
345th
219th
871st
695th
1,398th
644th
751st
1,795th
521st
81st
234th
1st
2,344th
314th
405th
956th
971st
1,250th
567th
890th
2,751st
30th
850th
362nd
818th
378th
2,292nd
2,417th
479th
675th
587th
658th
1,065thNiven Numbers (Long)
972nd
874th
518th
64th
1,118th
783rd
237th
135th
1st
1,104th
1,170th
1,425th
1,375th
751st
589th
1,333rd
409th
639th
151st
75th
1,110th
1,268th
300th
1,269th
Number Spiral
329th
217th
160th
188th
210th
768th
666th
507th
268th
178th
354th
495th
213th
340th
1,024th
313th
388th
435th
517th
304th
374th
Odious Numbers
2,208th
909th
233rd
222nd
399th
591st
281st
895th
886th
496th
448th
103rd
273rd
134th
969th
1st
1,079th
1,765th
1,920th
1,286th
2,543rd
2,516th
34th
1,825th
1,061st
1,064th
891st
1,016th
1,663rd
867th
1,498th
734thOdious Numbers (Long)
1,160th
583rd
339th
246th
263rd
276th
620th
474th
297th
398th
86th
383rd
105th
648th
1st
372nd
495th
1,059th
851st
1,207th
32nd
974th
957th
723rd
510th
409th
681st
587th
837th
486thOrdinal Numbers
404th
490th
342nd
382nd
619th
678th
426th
40th
171st
549th
823rd
1,254th
122nd
729th
198th
924th
75th
98th
278th
Pangram Grep
1,318th
859th
429th
652nd
880th
77th
171st
20th
960th
963rd
1,313th
155th
696th
505th
733rd
779th
Pascalβs Triangle
1,372nd
1,490th
1,188th
970th
1,059th
1,028th
556th
1,717th
1,707th
1st
1,092nd
531st
286th
1st
999th
1,722nd
1,448th
455th
626th
35th
196th
139th
445th
549th
375th
Pernicious Numbers
2,285th
477th
965th
645th
443rd
210th
294th
457th
973rd
747th
331st
196th
674th
563rd
958th
581st
1,183rd
915th
513th
2,417th
1,192nd
72nd
706th
536th
115th
259th
866th
1,184th
274th
393rd
718th
661st
175th
239th
96th
2,010th
24th
699th
145th
159th
364th
1,580th
1,695th
331st
433rd
415th
2,177th
493rd
738thPernicious Numbers (Long)
84th
59th
39th
205th
647th
163rd
158th
444th
420th
9th
469th
290th
251st
152nd
434th
343rdPoker
176th
Prime Numbers
867th
996th
1,138th
676th
424th
3,232nd
222nd
1st
357th
127th
525th
1st
1,234th
1,185th
1,177th
91st
2,411th
165th
178th
828th
2,392nd
1,566th
1,245th
1,858th
1,403rdPrime Numbers (Long)
530th
745th
594th
303rd
120th
1st
536th
140th
812th
1st
513th
1,757th
758th
80th
1,379th
579th
226th
316th
933rd
1,201st
1,040th
673rdProximity Grid
334th
QR Decoder
145th
179th
164th
191st
219th
Quine
1st
4,407th
1,533rd
216th
2,897th
2,638th
1,740th
3,292nd
1,234th
3,276th
2,418th
4,020th
2,338th
2,522nd
1,567th
2,368th
1,514th
3,264th
2,572nd
528th
2,105th
1,439th
129th
1,021st
1,732nd
501st
2,245th
1,340th
1,835th
1,182nd
1st
1,042nd
1,104th
1,431st
1,595th
1,492nd
446th
2,437th
3,246th
1,551st
141st
3,774th
491st
388th
1,285th
2,624th
1,467th
2,687th
1,458th
4,075th
4,200th
4,219th
1,721stRecamΓ‘n
271st
610th
647th
219th
767th
981st
43rd
689th
566th
829th
Repeating Decimals
265th
1st
Reverse Polish Notation
1st
704th
551st
613th
Rijndael S-box
523rd
328th
267th
642nd
483rd
407th
431st
619th
704th
275th
465th
445th
571st
231st
Rock-paper-scissors-Spock-lizard
387th
Roman to Arabic
301st
376th
271st
630th
564th
408th
195th
131st
72nd
380th
66th
43rd
307th
337th
395th
397th
Rule 110
72nd
546th
286th
223rd
21st
10th
Seven Segment
636th
853rd
635th
302nd
393rd
251st
151st
680th
296th
SierpiΕski Triangle
1,026th
1,019th
770th
852nd
177th
940th
932nd
550th
710th
340th
802nd
486th
922nd
873rd
868th
619th
799th
717th
115th
587th
695th
226th
343rd
732nd
Smith Numbers
338th
425th
517th
290th
74th
350th
225th
308th
438th
508th
449th
Spelling Numbers
1st
548th
546th
Star Wars Opening Crawl
210th
Sudoku
151st
137th
Sudoku v2
166th
160th
149th
Ten-pin Bowling
235th
178th
Time Distance
341st
291st
297th
Tongue-twisters
1,649th
1,037th
1,085th
788th
1,262nd
1,538th
1,251st
885th
1,573rd
1,566th
1,297th
1,290th
1,183rd
1,286th
1,585th
1,096th
271st
321st
766th
1,150th
1,059th
738th
1,507th
1,243rd
1,480th
958th
256th
953rd
1,408th
1,598th
966th
651st
1,032nd
867th
1,388th
1,155th
1,355th
564thUnited States
287th
244th
178th
53rd
46th
352nd
154th
2nd
68th
Vampire Numbers
529th
582nd
498th
106th
43rd
654th
139th
462nd
558th
694th
Van Eck Sequence
472nd
561st
680th
397th
629th
868th
751st
Ξ³
379th
554th
166th
350th
1st
845th
859th
137th
289th
Ξ»
545th
659th
570th
928th
404th
538th
809th
128th
1,262nd
179th
955th
416th
Ο
1,756th
945th
1,108th
368th
366th
1,065th
388th
23rd
1,036th
428th
282nd
457th
634th
582nd
598thΟ
1,046th
1,063rd
754th
321st
341st
335th
25th
738th
379th
265th
484th
765th
513thΟ
1,127th
1,398th
294th
880th
162nd
454th
679th
321st
192nd
212th
428th
455th
77th
479th
504th
872nd
12th
29th
508th
155th
892nd
690thβ2
1,602nd
249th
1,041st
173rd
436th
217th
116th
1,009th
11th
32nd
163rd
1,022nd
789thπ
1,270th
1,573rd
999th
176th
319th
125th
15th
160th
55th
417th