12 Days of Christmas
879
99 Bottles of Beer
469
Abundant Numbers
890
Abundant Numbers (Long)
988
Collatz
807
Divisors
1,000
Emojify
439
Evil Numbers
836
Evil Numbers (Long)
871
Fibonacci
831
Fizz Buzz
764
Leap Years
750
Niven Numbers
477
Odious Numbers
866
Prime Numbers
897
Quine
402
United States
233