12 Days of Christmas
717
Abundant Numbers
842
Abundant Numbers (Long)
920
Arabic to Roman
641
Arrows
454
brainfuck
836
Christmas Trees
594
Collatz
899
Diamonds
574
Divisors
911
Emirp Numbers
841
Emirp Numbers (Long)
563
Evil Numbers
800
Evil Numbers (Long)
782
Fibonacci
932
Fizz Buzz
860
Foo Fizz Buzz Bar
926
Fractions
782
Happy Numbers
700
Happy Numbers (Long)
867
Intersection
836
Kolakoski Sequence
910
Leap Years
812
Leyland Numbers
778
Look and Say
684
Lucky Numbers
500
Niven Numbers
933
Niven Numbers (Long)
879
Odious Numbers
781
Odious Numbers (Long)
764
Ordinal Numbers
866
Pangram Grep
895
Pascal’s Triangle
853
Pernicious Numbers
695
Pernicious Numbers (Long)
691
Prime Numbers
800
Prime Numbers (Long)
701
Quine
890
Recamán
875
Roman to Arabic
503
Smith Numbers
483
Spelling Numbers
466
Vampire Numbers
682
Van Eck Sequence
785
π
107
√2
47
𝑒
46