12 Days of Christmas
381353
99 Bottles of Beer
648355
Abundant Numbers
484
Abundant Numbers (Long)
530
Arabic to Roman
494
Arithmetic Numbers
518
Arrows
247
Card Number Validation
471
Christmas Trees
138
Collatz
532576
CSS Colors
94
Diamonds
242144
Divisors
519
Emirp Numbers
280
Emirp Numbers (Long)
429
Evil Numbers
472
Evil Numbers (Long)
485702
Fibonacci
549888
Fizz Buzz
607
Foo Fizz Buzz Bar
366
Fractions
477
Happy Numbers
318
ISBN
500
Niven Numbers
504708
Number Spiral
224
Odious Numbers
487713
Odious Numbers (Long)
492700
Pernicious Numbers
431
Pernicious Numbers (Long)
488
Prime Numbers
437456
Prime Numbers (Long)
473
Rock-paper-scissors-Spock-lizard
359
Tongue-twisters
348
π
1192711256