12 Days of Christmas
167
24 Game
25
99 Bottles of Beer
637
Abundant Numbers
272
Abundant Numbers (Long)
262
Arabic to Roman
521
Arithmetic Numbers
358
Arrows
255
ASCII Table
263
Catalan Numbers
301
Christmas Trees
610
Collatz
721
CSS Colors
924
Day of Week
1,000
Divisors
603
Emojify
341
Evil Numbers
418
Evil Numbers (Long)
466
Fibonacci
588
Fizz Buzz
806
Foo Fizz Buzz Bar
824
Happy Numbers
368
ISBN
496
Kolakoski Sequence
18
Leap Years
589
Leyland Numbers
680
Look and Say
381
Lucky Numbers
10
Niven Numbers
347
Number Spiral
268
Odious Numbers
385
Odious Numbers (Long)
433
Ordinal Numbers
372
Pangram Grep
572
Pascal’s Triangle
596
Pernicious Numbers
199
Recamán
465
Reverse Polish Notation
223
Rijndael S-box
144
Roman to Arabic
410
Rule 110
4
Spelling Numbers
405
Tongue-twisters
582
United States
177