12 Days of Christmas
397
Abundant Numbers
754
Abundant Numbers (Long)
833
Arithmetic Numbers
836
816
ASCII Table
242
Catalan Numbers
953
957
Collatz
982
814
Divisors
947
Emirp Numbers
519
Emirp Numbers (Long)
594
Evil Numbers
976
Evil Numbers (Long)
976
Farey Sequence
574
Fibonacci
947
Fizz Buzz
898
Foo Fizz Buzz Bar
795
Fractions
667
Happy Numbers
571
Happy Numbers (Long)
718
Inventory Sequence
810
Kolakoski Sequence
867
Leap Years
878
Leyland Numbers
838
Look and Say
682
Niven Numbers
957
Niven Numbers (Long)
926
Odious Numbers
870
Odious Numbers (Long)
872
Pangram Grep
792
Pascal’s Triangle
862
Pernicious Numbers
833
Pernicious Numbers (Long)
638
Prime Numbers
900
952
Prime Numbers (Long)
721
Quine
969
Recamán
786
Reverse Polish Notation
523
Smith Numbers
598
Spelling Numbers
335
United States
667
Vampire Numbers
661
Van Eck Sequence
757
π
101
148
59
109
42