Abundant Numbers
669
Arabic to Roman
274
Arrows
180
ASCII Table
555
Card Number Validation
430
Catalan Numbers
376
Christmas Trees
597
Collatz
673
Cubes
459
Diamonds
523
Divisors
660
757
831
Evil Numbers
785
Fibonacci
663466224858360935
Fizz Buzz
711
Foo Fizz Buzz Bar
631
Fractions
449
Happy Numbers
453
Intersection
589
ISBN
530
Leap Years
730
Niven Numbers
644
Odious Numbers
784
Ordinal Numbers
367
Pangram Grep
691
Pascal’s Triangle
567
Pernicious Numbers
435
Prime Numbers
633
Prime Numbers (Long)
669
Recamán
681
Rule 110
423
Seven Segment
417
Sierpiński Triangle
346
Smith Numbers
356
Tongue-twisters
371
π
56