12 Days of Christmas
47th99 Bottles of Beer
21stAbundant Numbers
237thArabic to Roman
103rdbrainfuck
219thChristmas Trees
218thCSS Colors
178thDiamonds
195thDivisors
813thEmirp Numbers
321stEvil Numbers
383rdFibonacci
131stFizz Buzz
1,251stHappy Numbers
271stLeap Years
259thLook and Say
94thNiven Numbers
228thOdious Numbers
216thPangram Grep
127thPascalβs Triangle
385thPernicious Numbers
212thPrime Numbers
678thQuine
636thRoman to Arabic
180thRule 110
131stSeven Segment
40thTongue-twisters
42ndVampire Numbers
118th