12 Days of Christmas
809
Abundant Numbers
689
Abundant Numbers (Long)
827
Collatz
747
Day of Week
486
Evil Numbers
678
Evil Numbers (Long)
672
Fibonacci
480
Fizz Buzz
377
Happy Numbers (Long)
526
Hexdump
481
ISBN
669
Leap Years
402
ln 2
768
Look and Say
460
Niven Numbers
512
Niven Numbers (Long)
568
Odious Numbers
678
Odious Numbers (Long)
672
PalindromemordnilaP
748
Pernicious Numbers
339
Tongue-twisters
534