12 Days of Christmas
80
24 Game
14
99 Bottles of Beer
409
Abundant Numbers
288
Abundant Numbers (Long)
328
Arabic to Roman
532
Arithmetic Numbers
380
Arrows
338
ASCII Table
260
Catalan Numbers
323
Christmas Trees
645
Collatz
758
CSS Colors
944
Day of Week
1,000
Divisors
640
Emojify
392
Evil Numbers
439
Evil Numbers (Long)
500
Fibonacci
614
Fizz Buzz
824
Foo Fizz Buzz Bar
861
Happy Numbers
258
ISBN
587
Kolakoski Sequence
19
Leap Years
605
Leyland Numbers
741
Look and Say
420
Lucky Numbers
12
Niven Numbers
368
Number Spiral
262
Odious Numbers
407
Odious Numbers (Long)
467
Ordinal Numbers
403
Pangram Grep
617
Pascal’s Triangle
645
Pernicious Numbers
210
Recamán
500
Reverse Polish Notation
264
Rijndael S-box
138
Roman to Arabic
434
Rule 110
7
Spelling Numbers
301
Tongue-twisters
350
United States
186