12 Days of Christmas
877
99 Bottles of Beer
689
Abundant Numbers
728
ASCII Table
626
Catalan Numbers
764
Christmas Trees
581
Diamonds
441
Divisors
984
Emirp Numbers
616
Evil Numbers
581727
Fibonacci
555
Fizz Buzz
890929
Foo Fizz Buzz Bar
899
Fractions
524
Happy Numbers
586567
Happy Numbers (Long)
647
Intersection
624
ISBN
653
Kolakoski Constant
617
Kolakoski Sequence
822
Leap Years
726869815
Leyland Numbers
806
Niven Numbers
746
Odious Numbers
725
Ordinal Numbers
766
Pangram Grep
814
Pernicious Numbers
566
Prime Numbers
635665
Prime Numbers (Long)
679
RecamΓ‘n
754
Reverse Polish Notation
860
Roman to Arabic
568
Smith Numbers
654
Spelling Numbers
433
Time Distance
809
Tongue-twisters
612
United States
Vampire Numbers
676
Van Eck Sequence
667
Ο
63
Ο
875
β2
476