Arabic to Roman
Christmas Trees
565
Cubes
450
Diamonds
481
Divisors
857
793
Emirp Numbers
692
486
Evil Numbers
892
698
Fibonacci
934
812
Fizz Buzz
848
Happy Numbers
547
Leap Years
830
616
Leyland Numbers
702
Niven Numbers
744
721
Odious Numbers
870
678
Ordinal Numbers
738
Pangram Grep
690
Pascal’s Triangle
886
Pernicious Numbers
686
552
Prime Numbers
871
788
Prime Numbers (Long)
679
Rock-paper-scissors-Spock-lizard
660
Roman to Arabic
Sierpiński Triangle
509
π
647
τ
605
φ
682
455
√2
704
518
𝑒
698
682