12 Days of Christmas
685771
99 Bottles of Beer
406
Abundant Numbers
515
Catalan’s Constant
64
Divisors
513457
Emirp Numbers
363
Fibonacci
454390
Fizz Buzz
394424
Foo Fizz Buzz Bar
448
Fractions
423
Happy Numbers
267
Happy Numbers (Long)
263
ISBN
374
Leap Years
419586
Niven Numbers
411
Pangram Grep
203
Pernicious Numbers
253
Prime Numbers
471
Prime Numbers (Long)
457
Quine
379
Tongue-twisters
516
United States
173
Vampire Numbers
94
π
961085863