12 Days of Christmas
746
99 Bottles of Beer
597
Abundant Numbers
652
Arrows
494
Collatz
784
Emirp Numbers
447460
Evil Numbers (Long)
645
Fizz Buzz
739496
Foo Fizz Buzz Bar
751
Leap Years
654717773621731
Niven Numbers (Long)
815
Prime Numbers
577
Rock-paper-scissors-Spock-lizard
527
Sierpiński Triangle
99