12 Days of Christmas
416
99 Bottles of Beer
451
Abundant Numbers
543
Christmas Trees
681
Collatz
649
Divisors
552
Emirp Numbers
261
Emojify
226
Evil Numbers
385
Evil Numbers (Long)
45
Fibonacci
509
Fizz Buzz
545
Foo Fizz Buzz Bar
723
Happy Numbers
321
Leap Years
520
Look and Say
139
Niven Numbers
528
Niven Numbers (Long)
691
Odious Numbers
387
Ordinal Numbers
596
Pangram Grep
407
Pernicious Numbers
355
Prime Numbers
491
RecamΓ‘n
386
Seven Segment
416
Spelling Numbers
278
Time Distance
231
Tongue-twisters
296
United States
167