99 Bottles of Beer
451
Arrows
326
CSS Colors
239
Divisors
803
690
Emojify
552
Evil Numbers
544
Fibonacci
623
Fizz Buzz
966
737
Fractions
700
Happy Numbers
569
Look and Say
541
Morse Decoder
305
Niven Numbers
575
677
Pangram Grep
Pernicious Numbers
246
Prime Numbers
424
Recamán
708
Rock-paper-scissors-Spock-lizard
480
Van Eck Sequence
500