12 Days of Christmas
400
Abundant Numbers
765
Abundant Numbers (Long)
838
Catalan Numbers
931
Christmas Trees
632
Collatz
765
CSS Colors
488
Cubes
415
Divisors
933
Emirp Numbers
886
Emirp Numbers (Long)
644
Evil Numbers
982
Evil Numbers (Long)
952
Fibonacci
935
Fizz Buzz
891
Foo Fizz Buzz Bar
783
Fractions
654
Game of Life
461
Happy Numbers
568
Happy Numbers (Long)
706
Inventory Sequence
808
Kolakoski Sequence
864
Leap Years
847
Leyland Numbers
816
Look and Say
604
Lucky Numbers
722
Niven Numbers
938
Niven Numbers (Long)
903
Odious Numbers
980
Odious Numbers (Long)
972
Ordinal Numbers
643
Pangram Grep
825
Pascal’s Triangle
903
Pernicious Numbers
815
Pernicious Numbers (Long)
871
Prime Numbers
981
Prime Numbers (Long)
973
Quine
946
Recamán
769
Reverse Polish Notation
647
Smith Numbers
572
Tongue-twisters
365
United States
481
Vampire Numbers
638
Van Eck Sequence
826
π
412
τ
403
φ
722
√2
977
𝑒
97667