12 Days of Christmas
299
Abundant Numbers
371
Abundant Numbers (Long)
697
Arabic to Roman
351
Arithmetic Numbers
588
brainfuck
364
Christmas Trees
232
Collatz
533
Day of Week
565
Divisors
469599
673
Emirp Numbers
413
Evil Numbers (Long)
702
Fibonacci
343
626
Fizz Buzz
619607
Happy Numbers
241
Leap Years
683
Look and Say
473
Odious Numbers
713
Odious Numbers (Long)
700
Pascal’s Triangle
531
Quine
891
Reverse Polish Notation
440
π
290