Abundant Numbers
667
Arabic to Roman
274
Arrows
179
ASCII Table
555
Card Number Validation
428
Catalan Numbers
374
Christmas Trees
594
Collatz
648
Cubes
438
Diamonds
519
Divisors
654
514
811
Evil Numbers
784
Fibonacci
662463216522358933
Fizz Buzz
709
Foo Fizz Buzz Bar
629
Fractions
449
Happy Numbers
451
Intersection
578
ISBN
528
Leap Years
728
Niven Numbers
641
Odious Numbers
781
Ordinal Numbers
351
Pangram Grep
687
Pascal’s Triangle
565
Pernicious Numbers
433
Prime Numbers
632
Prime Numbers (Long)
668
Recamán
676
Rule 110
417
Seven Segment
409
Sierpiński Triangle
342
Smith Numbers
354
Tongue-twisters
370
π
56