12 Days of Christmas
451
99 Bottles of Beer
652540
Abundant Numbers
286
Arabic to Roman
471
Arrows
521
Christmas Trees
660
CSS Colors
113
Cubes
340
Day of Week
763
Diamonds
244
Divisors
363
Emojify
491
Fibonacci
600
Fizz Buzz
966533
Foo Fizz Buzz Bar
859
Happy Numbers
408
Leap Years
788
Look and Say
472
Niven Numbers
467
Odious Numbers
303
Ordinal Numbers
482
Pangram Grep
Pascal’s Triangle
374
Prime Numbers
267
Quine
490
Rock-paper-scissors-Spock-lizard
440
United States
241
Vampire Numbers
124
π
59