12 Days of Christmas
486
99 Bottles of Beer
521
Abundant Numbers
742
849
Abundant Numbers (Long)
821
892
Arabic to Roman
572
Arithmetic Numbers
848
844
ASCII Table
648
brainfuck
573
Calendar
439
Card Number Validation
837
Catalan Numbers
654
Christmas Trees
789
Collatz
889
CSS Colors
212
Day of Week
950
Divisors
872
Emirp Numbers
599
Emirp Numbers (Long)
656
Emojify
612
Evil Numbers
947
Evil Numbers (Long)
862848
960
Fibonacci
736
Fizz Buzz
668917851678989
Fractions
835
790
Happy Numbers
603
ISBN
634
842
Leap Years
857
956
Look and Say
762
Niven Numbers
856
973
Odious Numbers
920
Odious Numbers (Long)
933
Ordinal Numbers
849
Pangram Grep
355
747
Pernicious Numbers (Long)
567
Prime Numbers
845
814
Quine
867
Recamán
866
Reverse Polish Notation
789
Tongue-twisters
577
United States
253
Van Eck Sequence
872