12 Days of Christmas
868
Abundant Numbers
797
Abundant Numbers (Long)
945
Catalan Numbers
930
Christmas Trees
726
Collatz
912
CSS Colors
586
Cubes
583
Divisors
984
Emirp Numbers
843
Emirp Numbers (Long)
774
Evil Numbers
981
Evil Numbers (Long)
951
Fibonacci
934
Fizz Buzz
977
Foo Fizz Buzz Bar
986
Fractions
769
Game of Life
628
Happy Numbers
731
Happy Numbers (Long)
832
Inventory Sequence
853
Kolakoski Sequence
880
Leap Years
848
Leyland Numbers
959
Look and Say
742
Lucky Numbers
748
Niven Numbers
941
Niven Numbers (Long)
905
Odious Numbers
979
Odious Numbers (Long)
972
Ordinal Numbers
789
Pangram Grep
973
Pascal’s Triangle
975
Pernicious Numbers
814
Pernicious Numbers (Long)
886
Prime Numbers
981
Prime Numbers (Long)
973
Quine
946
Recamán
851
Reverse Polish Notation
890
Smith Numbers
777
Tongue-twisters
656
United States
659
Vampire Numbers
863
Van Eck Sequence
871
π
460
τ
451
φ
738
√2
981
𝑒
97872