12 Days of Christmas
373
99 Bottles of Beer
297494
Abundant Numbers
716
Abundant Numbers (Long)
784
Arithmetic Numbers
741
Catalan Numbers
687
Christmas Trees
594
Collatz
743
Divisors
593911
Emirp Numbers
513
Emirp Numbers (Long)
575
Evil Numbers
800
Evil Numbers (Long)
767
Farey Sequence
205597
Fizz Buzz
890
Foo Fizz Buzz Bar
783
Fractions
585
Happy Numbers
488
Happy Numbers (Long)
601
ISBN
424
Kolakoski Sequence
580
Leap Years
768
Lucky Tickets
485
Niven Numbers
913
Niven Numbers (Long)
863
Number Spiral
201
Pangram Grep
767
Pascal’s Triangle
900
Pernicious Numbers
695
Pernicious Numbers (Long)
721
Prime Numbers
891
Prime Numbers (Long)
950
Quine
945
Reverse Polish Notation
570
Rule 110
384378
Sierpiński Triangle
130
Tongue-twisters
277
Vampire Numbers
70
Van Eck Sequence
785
π
235111