12 Days of Christmas
719
24 Game
55
99 Bottles of Beer
669
Arrows
244
Card Number Validation
383
Collatz
711
Day of Week
737
Diamonds
303
Divisors
351
Farey Sequence
294
Fizz Buzz
630
Forsyth–Edwards Notation
381
ISBN
480
Kaprekar Numbers
152
Leap Years
736
Niven Numbers
604
Pernicious Numbers
381
Seven Segment
331
Ten-pin Bowling
293
Tongue-twisters
630
π
98
𝑒
78