Abundant Numbers
671693
Abundant Numbers (Long)
692821
Calendar
675
Catalan Numbers
947969
Christmas Trees
661689
Collatz
827821
Diamonds
562
Divisors
848900
Emirp Numbers
617595
Emirp Numbers (Long)
638643
Evil Numbers
552834
Evil Numbers (Long)
555814
Fibonacci
921932
Fizz Buzz
953942
Foo Fizz Buzz Bar
874916
Fractions
698746
Happy Numbers
733728
Happy Numbers (Long)
714837
Intersection
646770
ISBN
743
Kolakoski Sequence
491578
Leap Years
932864
Leyland Numbers
607904
Look and Say
510563
Morse Encoder
460
Niven Numbers
736795
Niven Numbers (Long)
829863
Odious Numbers
549849
Odious Numbers (Long)
551827
Ordinal Numbers
693819
Pangram Grep
760840
Pascal’s Triangle
628905
Pernicious Numbers
402708
Pernicious Numbers (Long)
476759
Prime Numbers
743912
Prime Numbers (Long)
756971
Quine
672
Recamán
640857
Reverse Polish Notation
673720
ROT13
542
Time Distance
779737
Vampire Numbers
598
Van Eck Sequence
562
√2
453