12 Days of Christmas
394
Abundant Numbers
762
Abundant Numbers (Long)
833
Catalan Numbers
927
Christmas Trees
629
Collatz
763
CSS Colors
490
Cubes
396
Divisors
911
Emirp Numbers
882
Emirp Numbers (Long)
640
Evil Numbers
980
Evil Numbers (Long)
949
Fibonacci
932
Fizz Buzz
889
Foo Fizz Buzz Bar
781
Fractions
654
Game of Life
451
Happy Numbers
565
Happy Numbers (Long)
702
Inventory Sequence
802
Kolakoski Sequence
862
Leap Years
845
Leyland Numbers
810
Look and Say
600
Lucky Numbers
714
Niven Numbers
933
Niven Numbers (Long)
895
Odious Numbers
976
Odious Numbers (Long)
968
Ordinal Numbers
632
Pangram Grep
821
Pascal’s Triangle
900
Pernicious Numbers
811
Pernicious Numbers (Long)
861
Prime Numbers
980
Prime Numbers (Long)
971
Quine
945
Recamán
763
Reverse Polish Notation
649
Smith Numbers
570
Tongue-twisters
365
United States
469
Vampire Numbers
630
Van Eck Sequence
823
π
411
τ
402
φ
720
√2
972
𝑒
97065