12 Days of Christmas
79
99 Bottles of Beer
22
346
Abundant Numbers
516
Arabic to Roman
308
Christmas Trees
534
Collatz
557
Cubes
326
Diamonds
451
Divisors
649
Emirp Numbers
445
Fibonacci
449
Fizz Buzz
460
Foo Fizz Buzz Bar
484
Fractions
336
Happy Numbers
299
Happy Numbers (Long)
373
Kolakoski Sequence
614
Leap Years
692
Leyland Numbers
530
Look and Say
506
Ordinal Numbers
405
Pascal’s Triangle
481
Recamán
584