Arabic to Roman
638
Christmas Trees
659
Divisors
712
Emirp Numbers
515
Evil Numbers
800
Fibonacci
669
Fizz Buzz
926
Happy Numbers
657
Leap Years
798
Niven Numbers
781
Odious Numbers
781
Ordinal Numbers
676
Pangram Grep
792
Pascal’s Triangle
564
Prime Numbers
613
Quine
946
Roman to Arabic
570
Rule 110
445
Seven Segment
556
Sierpiński Triangle
481
φ
714
√2
644
𝑒
621