12 Days of Christmas
394
Abundant Numbers
762
Abundant Numbers (Long)
833
Catalan Numbers
927
Christmas Trees
630
Collatz
763
CSS Colors
489
Cubes
398
Divisors
911
Emirp Numbers
883
Emirp Numbers (Long)
641
Evil Numbers
980
Evil Numbers (Long)
949
Fibonacci
932
Fizz Buzz
890
Foo Fizz Buzz Bar
783
Fractions
655
Game of Life
451
Happy Numbers
565
Happy Numbers (Long)
701
Inventory Sequence
802
Kolakoski Sequence
865
Leap Years
845
Leyland Numbers
810
Look and Say
599
Lucky Numbers
716
Niven Numbers
933
Niven Numbers (Long)
895
Odious Numbers
976
Odious Numbers (Long)
968
Ordinal Numbers
634
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
648
Smith Numbers
571
Tongue-twisters
365
United States
469
Vampire Numbers
635
Van Eck Sequence
823
π
411
τ
402
φ
720
√2
972
𝑒
97065