12 Days of Christmas
78
24 Game
13
99 Bottles of Beer
385
Abundant Numbers
276
Abundant Numbers (Long)
308
Arabic to Roman
499
Arithmetic Numbers
346
Arrows
319
ASCII Table
247
Catalan Numbers
306
Christmas Trees
620
Collatz
731
CSS Colors
924
Day of Week
1,000
Divisors
622
Emojify
376
Evil Numbers
421
Evil Numbers (Long)
474
Fibonacci
594
Fizz Buzz
812
Foo Fizz Buzz Bar
827
Happy Numbers
249
ISBN
505
Kolakoski Sequence
18
Leap Years
595
Leyland Numbers
695
Look and Say
396
Lucky Numbers
10
Niven Numbers
356
Number Spiral
236
Odious Numbers
392
Odious Numbers (Long)
443
Ordinal Numbers
380
Pangram Grep
587
Pascal’s Triangle
605
Pernicious Numbers
204
Recamán
478
Reverse Polish Notation
228
Rijndael S-box
131
Roman to Arabic
408
Rule 110
6
Spelling Numbers
267
Tongue-twisters
344
United States
177