12 Days of Christmas
781
Abundant Numbers
707
Arabic to Roman
551
brainfuck
626
Collatz
610
900
CSS Colors
109
Divisors
984
Emojify
463
537
Evil Numbers
741
Fibonacci
745689935
Fizz Buzz
977
Fractions
590
Happy Numbers
486
Look and Say
537
Niven Numbers (Long)
608
549
Number Spiral
571
393
Pascal’s Triangle
786
Prime Numbers (Long)
564
Sierpiński Triangle
673
π
316
√2
677