12 Days of Christmas
864
Abundant Numbers
798
Abundant Numbers (Long)
931
Catalan Numbers
932
Christmas Trees
727
Collatz
847
CSS Colors
585
Cubes
584
Divisors
985
Emirp Numbers
831
Emirp Numbers (Long)
776
Evil Numbers
982
Evil Numbers (Long)
953
Fibonacci
935
Fizz Buzz
977
Foo Fizz Buzz Bar
986
Fractions
770
Game of Life
613
Happy Numbers
732
Happy Numbers (Long)
833
Inventory Sequence
856
Kolakoski Sequence
882
Leap Years
848
Leyland Numbers
960
Look and Say
743
Lucky Numbers
750
Niven Numbers
942
Niven Numbers (Long)
906
Odious Numbers
980
Odious Numbers (Long)
974
Ordinal Numbers
780
Pangram Grep
974
Pascal’s Triangle
976
Pernicious Numbers
815
Pernicious Numbers (Long)
888
Prime Numbers
981
Prime Numbers (Long)
974
Quine
947
Recamán
852
Reverse Polish Notation
894
Smith Numbers
778
Tongue-twisters
656
United States
636
Vampire Numbers
865
Van Eck Sequence
873
π
461
τ
452
φ
739
√2
982
𝑒
97968