12 Days of Christmas
429
99 Bottles of Beer
777
Abundant Numbers
813
Arabic to Roman
614
brainfuck
676
Christmas Trees
695
CSS Colors
688
Divisors
819
Evil Numbers
664
Fibonacci
948
Fizz Buzz
953
Leap Years
887
Leyland Numbers
667
Niven Numbers
920
Odious Numbers
673
Ordinal Numbers
898
Pangram Grep
686
Pernicious Numbers
561
Prime Numbers
671
Quine
834
Rock-paper-scissors-Spock-lizard
613
Seven Segment
610
Spelling Numbers
741
United States
λ
184
π
68