12 Days of Christmas
809
99 Bottles of Beer
678
Abundant Numbers
543
661
Arabic to Roman
467
489
Arithmetic Numbers
773
Arrows
499
Christmas Trees
509
701
Diamonds
506
Divisors
905
Evil Numbers
727
Evil Numbers (Long)
714
Fibonacci
885572
935
Fizz Buzz
748726
675712945
Foo Fizz Buzz Bar
707
920
Forsyth–Edwards Notation
568
Fractions
521
Intersection
522
Kolakoski Sequence
707
Leap Years
576
771
Leyland Numbers
710
Niven Numbers
833
Niven Numbers (Long)
802
Odious Numbers
739
Odious Numbers (Long)
725
Ordinal Numbers
718
Pascal’s Triangle
493
702
Quine
450
944
Recamán
621
Seven Segment
542
Time Distance
660
Tongue-twisters
627
Van Eck Sequence
644
π
331