12 Days of Christmas
845
99 Bottles of Beer
844
Abundant Numbers
773
Abundant Numbers (Long)
899
Arithmetic Numbers
830
Ascending Primes
130
Christmas Trees
639
Collatz
944
Divisors
1,000
Emirp Numbers
450
Fibonacci
947
Fizz Buzz
983
Foo Fizz Buzz Bar
1,000
Happy Numbers
674
Happy Numbers (Long)
774
Kolakoski Sequence
658
Leap Years
558
Look and Say
565
Niven Numbers
677
Niven Numbers (Long)
769
Number Spiral
256
Prime Numbers
635
Prime Numbers (Long)
667
Quine
969
Van Eck Sequence
824