12 Days of Christmas
855
99 Bottles of Beer
727
Abundant Numbers
867
Abundant Numbers (Long)
896
Arabic to Roman
607
Arrows
504
ASCII Table
743
Christmas Trees
740
Collatz
862
Diamonds
583
Divisors
856
Emojify
463
Evil Numbers
562
Farey Sequence
424
Fibonacci
753
Fizz Buzz
841
Foo Fizz Buzz Bar
724
Forsyth–Edwards Notation
701
Fractions
666
Game of Life
619
Happy Numbers
411
Happy Numbers (Long)
404
Inventory Sequence
649
ISBN
695
Leap Years
874
Niven Numbers
547
Number Spiral
265
Quine
213