12 Days of Christmas
789
99 Bottles of Beer
388861
Abundant Numbers
745
Abundant Numbers (Long)
884
Arithmetic Numbers
860
Catalan Numbers
688
Christmas Trees
681
Collatz
820
Divisors
593962
Emirp Numbers
623
Emirp Numbers (Long)
664
Evil Numbers
800
Evil Numbers (Long)
767
Farey Sequence
199617
Fizz Buzz
973
Foo Fizz Buzz Bar
981
Fractions
688
Happy Numbers
629
Happy Numbers (Long)
709
ISBN
542
Kolakoski Sequence
589
Leap Years
769
Lucky Tickets
641
Niven Numbers
914
Niven Numbers (Long)
863
Number Spiral
246
Pangram Grep
905
Pascal’s Triangle
972
Pernicious Numbers
695
Pernicious Numbers (Long)
737
Prime Numbers
891
Prime Numbers (Long)
950
Quine
946
Reverse Polish Notation
772
Rule 110
395448
Sierpiński Triangle
98
Tongue-twisters
487
Vampire Numbers
94
Van Eck Sequence
830
π
263111