12 Days of Christmas
808
99 Bottles of Beer
678
Abundant Numbers
797
660
Arabic to Roman
543
487
Arithmetic Numbers
770
Arrows
498
Christmas Trees
704
701
Diamonds
505
Divisors
905
Evil Numbers
727
Evil Numbers (Long)
713
Fibonacci
883938
934
Fizz Buzz
807733
958712944
Foo Fizz Buzz Bar
890
919
Forsyth–Edwards Notation
567
Fractions
520
Intersection
521
Kolakoski Sequence
706
Leap Years
895
770
Leyland Numbers
709
Niven Numbers
832
Niven Numbers (Long)
800
Odious Numbers
739
Odious Numbers (Long)
724
Ordinal Numbers
717
Pascal’s Triangle
722
701
Quine
704
946
Recamán
621
Seven Segment
541
Time Distance
658
Tongue-twisters
626
Van Eck Sequence
643
π
331