12 Days of Christmas
360
Abundant Numbers
678
Arabic to Roman
392
brainfuck
395
Collatz
605
754
CSS Colors
48
Divisors
933
Emojify
548
606
Evil Numbers
741
Fibonacci
744688934
Fizz Buzz
891
Fractions
501
Happy Numbers
377
Look and Say
437
Niven Numbers (Long)
603
547
Number Spiral
571
320
Pascal’s Triangle
728
Prime Numbers (Long)
563
Sierpiński Triangle
637
π
282
√2
674