12 Days of Christmas
840
99 Bottles of Beer
839
Abundant Numbers
761
Abundant Numbers (Long)
877
Arithmetic Numbers
807
Ascending Primes
125
Christmas Trees
629
Collatz
925
Divisors
984
Emirp Numbers
441
Fibonacci
935
Fizz Buzz
977
Foo Fizz Buzz Bar
986
Happy Numbers
660
Happy Numbers (Long)
752
Kolakoski Sequence
635
Leap Years
550
Look and Say
549
Niven Numbers
666
Niven Numbers (Long)
752
Number Spiral
247
Prime Numbers
623
Prime Numbers (Long)
649
Quine
946
Van Eck Sequence
795