12 Days of Christmas
389
99 Bottles of Beer
484
Abundant Numbers
742
Abundant Numbers (Long)
797
Arithmetic Numbers
716
Ascending Primes
113
Christmas Trees
557
Collatz
792
Divisors
947
Emirp Numbers
545
Fibonacci
947
Fizz Buzz
898
Foo Fizz Buzz Bar
795
Happy Numbers
522
Happy Numbers (Long)
656
Kolakoski Sequence
646
Leap Years
558
Look and Say
458
Niven Numbers
677
Niven Numbers (Long)
769
Number Spiral
208
Prime Numbers
635
Prime Numbers (Long)
667
Quine
969
Van Eck Sequence
779