12 Days of Christmas
744
24 Game
55
99 Bottles of Beer
693
Arrows
204
Card Number Validation
382
Collatz
716
Day of Week
737
Diamonds
306
Divisors
351
Farey Sequence
294
Fizz Buzz
633
Forsyth–Edwards Notation
388
ISBN
483
Kaprekar Numbers
152
Leap Years
738
Niven Numbers
609
Pernicious Numbers
381
Seven Segment
335
Ten-pin Bowling
292
Tongue-twisters
655
π
117
𝑒
78