12 Days of Christmas
732771
99 Bottles of Beer
460
Abundant Numbers
515
Catalan’s Constant
64
Divisors
747457
Emirp Numbers
363
Fibonacci
745390
Fizz Buzz
559424
Foo Fizz Buzz Bar
448
Fractions
422
Happy Numbers
267
Happy Numbers (Long)
263
ISBN
373
Leap Years
682600
Niven Numbers
410
Pangram Grep
203
Pernicious Numbers
253
Prime Numbers
715
Prime Numbers (Long)
456
Quine
591
Tongue-twisters
572
United States
196
Vampire Numbers
94
π
961545863