Arabic to Roman
Christmas Trees
574
Cubes
457
Diamonds
491
Divisors
871
820
Emirp Numbers
705
500
Evil Numbers
909
722
Fibonacci
947
833
Fizz Buzz
855
Happy Numbers
558
Leap Years
843
635
Leyland Numbers
721
Niven Numbers
759
744
Odious Numbers
889
703
Ordinal Numbers
759
Pangram Grep
709
Pascal’s Triangle
909
Pernicious Numbers
702
571
Prime Numbers
889
818
Prime Numbers (Long)
698
Rock-paper-scissors-Spock-lizard
671
Roman to Arabic
Sierpiński Triangle
519
π
667
τ
627
φ
703
473
√2
721
538
𝑒
716
709