12 Days of Christmas
299
Abundant Numbers
371
Abundant Numbers (Long)
697
Arabic to Roman
351
Arithmetic Numbers
588
brainfuck
405
Christmas Trees
232
Collatz
532
Day of Week
564
Divisors
468583
673
Emirp Numbers
413
Evil Numbers (Long)
702
Fibonacci
335
626
Fizz Buzz
619607
Happy Numbers
241
Leap Years
683
Look and Say
473
Odious Numbers
713
Odious Numbers (Long)
700
Pascal’s Triangle
530
Quine
888
Reverse Polish Notation
439
π
290