12 Days of Christmas
462408
99 Bottles of Beer
397
Abundant Numbers
513
Catalan’s Constant
63
Divisors
512457
Emirp Numbers
320
Fibonacci
454390
Fizz Buzz
393423
Foo Fizz Buzz Bar
444
Fractions
422
Happy Numbers
220
Happy Numbers (Long)
262
ISBN
372
Leap Years
425599
Niven Numbers
409
Pangram Grep
203
Pernicious Numbers
253
Prime Numbers
443
Prime Numbers (Long)
456
Quine
378
Tongue-twisters
326
United States
163
Vampire Numbers
84
π
961125856