12 Days of Christmas
350
99 Bottles of Beer
550
270
Abundant Numbers
660
Arrows
456
Christmas Trees
413
Collatz
744
Emirp Numbers
394
Fibonacci
763
756
Fizz Buzz
939
Foo Fizz Buzz Bar
916
Leap Years
759
614
Look and Say
45
Niven Numbers
575
Niven Numbers (Long)
633
Number Spiral
201
Prime Numbers
627
553
Prime Numbers (Long)
586
Quine
479573900564463599430946638
Tongue-twisters
342