12 Days of Christmas
13th99 Bottles of Beer
15thAbundant Numbers
29thAbundant Numbers (Long)
18thArithmetic Numbers
14thArrows
12thAscending Primes
8thASCII Table
11thbrainfuck
14thCatalan Numbers
11thCatalan’s Constant
9thChristmas Trees
14thCollatz
22ndCSS Colors
7thCubes
9thDay of Week
1stDFA Simulator
4thDiamonds
13thDivisors
12thEmirp Numbers
18thEmirp Numbers (Long)
9thEmojify
17thEvil Numbers
26thEvil Numbers (Long)
16thFarey Sequence
9thFibonacci
101stFizz Buzz
117thFoo Fizz Buzz Bar
18thForsyth–Edwards Notation
8thFractions
14thGame of Life
13thGijswijt’s Sequence
4thHappy Numbers
9thHappy Numbers (Long)
13thHexdump
9thIntersection
17thInventory Sequence
12thISBN
17thJacobi Symbol
12thKolakoski Constant
11thKolakoski Sequence
22ndLeap Years
24thLevenshtein Distance
7thLeyland Numbers
5thln 2
9thLook and Say
7thLucky Numbers
11thLucky Tickets
12thMaze
9thMedal Tally
7thMorse Decoder
7thMorse Encoder
10thMusical Chords
7thNiven Numbers
24thNiven Numbers (Long)
25thNumber Spiral
17thOdious Numbers
26thOdious Numbers (Long)
12thOrdinal Numbers
18thPangram Grep
11thPascal’s Triangle
14thPernicious Numbers
25thPernicious Numbers (Long)
19thPoker
5thPrime Numbers
34thPrime Numbers (Long)
25thProximity Grid
8thQR Decoder
8thQuine
1stRecamán
13thπ
20th