12 Days of Christmas
808
99 Bottles of Beer
678
Abundant Numbers
798
661
Arabic to Roman
545
487
Arithmetic Numbers
771
Arrows
498
Christmas Trees
705
701
Diamonds
505
Divisors
905
Evil Numbers
727
Evil Numbers (Long)
713
Fibonacci
884938
934
Fizz Buzz
807733
958712945
Foo Fizz Buzz Bar
890
920
Forsyth–Edwards Notation
568
Fractions
520
Intersection
521
Kolakoski Sequence
706
Leap Years
896
770
Leyland Numbers
709
Niven Numbers
832
Niven Numbers (Long)
801
Odious Numbers
739
Odious Numbers (Long)
724
Ordinal Numbers
717
Pascal’s Triangle
723
702
Quine
705
946
Recamán
621
Seven Segment
542
Time Distance
659
Tongue-twisters
626
Van Eck Sequence
643
π
331