12 Days of Christmas
610
794
99 Bottles of Beer
717733
Abundant Numbers
607
Arithmetic Numbers
548
CSS Colors
342
Cubes
352
Diamonds
423
Divisors
838
Evil Numbers
553
Fizz Buzz
863771894
Fractions
240
Leap Years
755
Look and Say
506
Medal Tally
589
Rock-paper-scissors-Spock-lizard
Spelling Numbers
605
Tic-tac-toe
387
Tongue-twisters
747
United States
270
Zodiac Signs
488