12 Days of Christmas
395
Abundant Numbers
740
Abundant Numbers (Long)
811
Arithmetic Numbers
801
794
ASCII Table
237
Catalan Numbers
909
930
Collatz
949
796
Divisors
932
Emirp Numbers
509
Emirp Numbers (Long)
577
Evil Numbers
957
Evil Numbers (Long)
950
Farey Sequence
553
Fibonacci
934
Fizz Buzz
891
Foo Fizz Buzz Bar
783
Fractions
646
Happy Numbers
560
Happy Numbers (Long)
696
Inventory Sequence
780
Kolakoski Sequence
835
Leap Years
864
Leyland Numbers
816
Look and Say
665
Niven Numbers
938
Niven Numbers (Long)
901
Odious Numbers
851
Odious Numbers (Long)
847
Pangram Grep
771
Pascal’s Triangle
840
Pernicious Numbers
814
Pernicious Numbers (Long)
619
Prime Numbers
874
934
Prime Numbers (Long)
701
Quine
946
Recamán
768
Reverse Polish Notation
495
Smith Numbers
580
Spelling Numbers
324
United States
652
Vampire Numbers
643
Van Eck Sequence
730
π
96
137
58
107
40