12 Days of Christmas
739
Abundant Numbers
844
Abundant Numbers (Long)
923
Arabic to Roman
641
Arrows
456
brainfuck
836
Christmas Trees
596
Collatz
899
Diamonds
577
Divisors
933
Emirp Numbers
844
Emirp Numbers (Long)
566
Evil Numbers
801
Evil Numbers (Long)
783
Fibonacci
934
Fizz Buzz
862
Foo Fizz Buzz Bar
928
Fractions
781
Happy Numbers
703
Happy Numbers (Long)
871
Intersection
840
Kolakoski Sequence
928
Leap Years
814
Leyland Numbers
784
Look and Say
689
Lucky Numbers
514
Niven Numbers
938
Niven Numbers (Long)
885
Odious Numbers
783
Odious Numbers (Long)
765
Ordinal Numbers
880
Pangram Grep
899
Pascal’s Triangle
855
Pernicious Numbers
698
Pernicious Numbers (Long)
697
Prime Numbers
800
Prime Numbers (Long)
701
Quine
890
Recamán
881
Roman to Arabic
505
Smith Numbers
484
Spelling Numbers
481
Vampire Numbers
690
Van Eck Sequence
787
π
107
√2
47
𝑒
46