Arabic to Roman
454
Christmas Trees
575
Divisors
674
Emirp Numbers
424
Evil Numbers
800
Fibonacci
669
Fizz Buzz
846
Happy Numbers
509
Leap Years
797
Niven Numbers
781
Odious Numbers
781
Ordinal Numbers
533
Pangram Grep
672
Pascal’s Triangle
523
Prime Numbers
613
Quine
946
Roman to Arabic
431
Rule 110
381
Seven Segment
416
Sierpiński Triangle
463
φ
701
√2
631
𝑒
608