12 Days of Christmas
356
99 Bottles of Beer
393
Abundant Numbers
648
Abundant Numbers (Long)
711
Arabic to Roman
423
Arithmetic Numbers
639
Ascending Primes
346
ASCII Table
238
Christmas Trees
556
Collatz
580
CSS Colors
142
Cubes
356
Day of Week
643
Diamonds
315
Divisors
799
Emirp Numbers
361
Emirp Numbers (Long)
406
Evil Numbers
530
Evil Numbers (Long)
524
Farey Sequence
301
Fibonacci
571
Fizz Buzz
783
Foo Fizz Buzz Bar
661
Fractions
315
Game of Life
256
Happy Numbers
375
Happy Numbers (Long)
468
Intersection
458
Inventory Sequence
619
ISBN
553
Kolakoski Sequence
655
Leap Years
692
Levenshtein Distance
355
Leyland Numbers
491
Look and Say
431
Lucky Numbers
435
Morse Decoder
246
Morse Encoder
282
Niven Numbers
692
Niven Numbers (Long)
612
Number Spiral
197
Odious Numbers
640
Odious Numbers (Long)
630
Ordinal Numbers
442
Pangram Grep
629
Pascal’s Triangle
468
Pernicious Numbers
345
Pernicious Numbers (Long)
423
Prime Numbers
594
Prime Numbers (Long)
628
Quine
890
Recamán
562
Repeating Decimals
316
Roman to Arabic
473
ROT13
382
Rule 110
305
Seven Segment
326
Sierpiński Triangle
130
Smith Numbers
344
Spelling Numbers
208
Time Distance
328
Tongue-twisters
277
Van Eck Sequence
526
π
279
√2
471