Arabic to Roman
736
Christmas Trees
730
Divisors
950
Emirp Numbers
653
Evil Numbers
618
Fibonacci
864
Fizz Buzz
919
Happy Numbers
788
Leap Years
805
Niven Numbers
862
Odious Numbers
625
Pangram Grep
752
Pascal’s Triangle
741
Prime Numbers
847
Quine
808
Sierpiński Triangle
701
λ
616
π
586
τ
576
φ
820
√2
805
𝑒
751