12 Days of Christmas
402
Abundant Numbers
555
636
Abundant Numbers (Long)
599
674
Arabic to Roman
344
Arithmetic Numbers
625
685
Billiards
568
Christmas Trees
593
Collatz
672
784
Continued Fractions
451
524
Cubes
338
Diamonds
478
Divisors
646
707
Evil Numbers
599
Evil Numbers (Long)
501
600
Fibonacci
707911850553785846
Fizz Buzz
531
612
Fractions
677
Happy Numbers
416
Inventory Sequence
520
Leap Years
752704
768
739757
Niven Numbers
574
667
Niven Numbers (Long)
558
647
Number Spiral
404
Odious Numbers
527
607
Odious Numbers (Long)
623
Ordinal Numbers
415
269
Pangram Grep
258
Pascal’s Triangle
537
Pernicious Numbers
368
Prime Numbers
533
610
Prime Numbers (Long)
603
Quine
426
Roman to Arabic
258
ROT13
345
Seven Segment
323
Sierpiński Triangle
286
Smith Numbers
411
483
Tongue-twisters
355
373
Tower of Hanoi
487
548
Trinomial Triangle
291
372