12 Days of Christmas
766
Abundant Numbers
616
722
Abundant Numbers (Long)
640
716
Arabic to Roman
349
Arithmetic Numbers
667
742
Billiards
615
Christmas Trees
637
Collatz
707
824
768
Continued Fractions
512
597
Cubes
379
Diamonds
508
Divisors
667
760
Evil Numbers
636
Evil Numbers (Long)
538
642
Fibonacci
742944872618800878
Fizz Buzz
541
631
Fractions
738
Happy Numbers
560
Inventory Sequence
565
Leap Years
800740
809
763782
N Queens
365
Niven Numbers
598
723
Niven Numbers (Long)
590
695
Number Spiral
444
Odious Numbers
539
648
Odious Numbers (Long)
670
Ordinal Numbers
471
339
Pangram Grep
323
Pascal’s Triangle
581
Pernicious Numbers
394
Prime Numbers
565
676
Prime Numbers (Long)
644
Quine
471
Roman to Arabic
287
ROT13
383
Seven Segment
352
Sierpiński Triangle
311
Smith Numbers
443
524
Tongue-twisters
519
539
Tower of Hanoi
516
592
Trinomial Triangle
320
419