12 Days of Christmas
863
99 Bottles of Beer
729
Abundant Numbers
889
Abundant Numbers (Long)
927
Arabic to Roman
629
Arrows
524
ASCII Table
769
Christmas Trees
761
Collatz
871
Diamonds
605
Divisors
875
Emojify
479
Evil Numbers
578
Farey Sequence
449
Fibonacci
767
Fizz Buzz
848
Foo Fizz Buzz Bar
738
Forsyth–Edwards Notation
736
Fractions
700
Game of Life
638
Happy Numbers
425
Happy Numbers (Long)
422
Inventory Sequence
684
ISBN
725
Leap Years
870
Niven Numbers
560
Number Spiral
281
Quine
219