12 Days of Christmas
758
24 Game
63
99 Bottles of Beer
704
Arrows
219
Card Number Validation
426
Collatz
756
Day of Week
797
Diamonds
324
Divisors
366
Farey Sequence
319
Fizz Buzz
644
Forsyth–Edwards Notation
422
ISBN
531
Kaprekar Numbers
164
Leap Years
767
Niven Numbers
636
Pernicious Numbers
402
Seven Segment
356
Ten-pin Bowling
322
Tongue-twisters
670
π
125
𝑒
83