Arabic to Roman
639
Christmas Trees
663
Divisors
729
Emirp Numbers
525
Evil Numbers
802
Fibonacci
670
Fizz Buzz
929
Happy Numbers
660
Leap Years
800
Niven Numbers
787
Odious Numbers
784
Ordinal Numbers
687
Pangram Grep
797
Pascal’s Triangle
566
Prime Numbers
613
Quine
944
Roman to Arabic
573
Rule 110
450
Seven Segment
580
Sierpiński Triangle
486
φ
718
√2
650
𝑒
626