12 Days of Christmas
344
99 Bottles of Beer
341
Abundant Numbers
626
Arrows
374
Collatz
657
Emirp Numbers
363349
Evil Numbers (Long)
645
Fizz Buzz
674495
Foo Fizz Buzz Bar
597
Leap Years
653717772620730
Niven Numbers (Long)
813
Prime Numbers
577
Rock-paper-scissors-Spock-lizard
348
Sierpiński Triangle
131