12 Days of Christmas
442
Abundant Numbers
551
632
Abundant Numbers (Long)
593
668
Arabic to Roman
326
Arithmetic Numbers
616
688
Billiards
536
Christmas Trees
589
Collatz
668
781
679
Continued Fractions
447
519
Cubes
337
Diamonds
469
Divisors
639
712
Evil Numbers
598
Evil Numbers (Long)
498
597
Fibonacci
704907835546743864
Fizz Buzz
529
610
Fractions
677
Happy Numbers
412
Inventory Sequence
514
Leap Years
742701
765
700768
N Queens
261
Niven Numbers
567
674
Niven Numbers (Long)
549
639
Number Spiral
402
Odious Numbers
513
604
Odious Numbers (Long)
619
Ordinal Numbers
413
268
Pangram Grep
253
Pascal’s Triangle
533
Pernicious Numbers
367
Prime Numbers
532
610
Prime Numbers (Long)
601
Quine
425
Roman to Arabic
255
ROT13
343
Seven Segment
320
Sierpiński Triangle
280
Smith Numbers
408
480
Tongue-twisters
354
372
Tower of Hanoi
482
543
Trinomial Triangle
287
366