Arabic to Roman
Christmas Trees
565
Cubes
450
Diamonds
481
Divisors
857793
Emirp Numbers
692486
Evil Numbers
892698
Fibonacci
934812
Fizz Buzz
848
Happy Numbers
547
Leap Years
830616
Leyland Numbers
702
Niven Numbers
744721
Odious Numbers
870678
Ordinal Numbers
738
Pangram Grep
690
Pascal’s Triangle
886
Pernicious Numbers
686552
Prime Numbers
872788
Prime Numbers (Long)
679
Rock-paper-scissors-Spock-lizard
660
Roman to Arabic
Sierpiński Triangle
509
π
647
τ
605
φ
682455
√2
704518
𝑒
698682