12 Days of Christmas
345
99 Bottles of Beer
344
Abundant Numbers
636
Arrows
383
Collatz
671
Emirp Numbers
369373
Evil Numbers (Long)
661
Fizz Buzz
679511
Foo Fizz Buzz Bar
606
Leap Years
675758788647741
Niven Numbers (Long)
833
Prime Numbers
588
Rock-paper-scissors-Spock-lizard
354
Sierpiński Triangle
133