12 Days of Christmas
632616686171
781
99 Bottles of Beer
631
671678
Catalan’s Constant
105
Day of Week
785
Divisors
863
Fizz Buzz
341
752
929
Foo Fizz Buzz Bar
790
930
Happy Numbers
166
Happy Numbers (Long)
116188
Leap Years
563
Look and Say
692
Prime Numbers
409
361206
327
Tongue-twisters
569
United States
111