12 Days of Christmas
Abundant Numbers
12th
Alphabetic Numbers
12th
Calendar
1st
Christmas Trees
48th
Collatz
42nd
Continued Fractions
1st
Divisors
25th1st
Fibonacci
172nd
Foo Fizz Buzz Bar
1st
Fractions
1st
Gray Code Decoder
45th
Gray Code Encoder
1st
Inventory Sequence
34th
Leyland Numbers
8th
Minesweeper
39th
Niven Numbers (Long)
49th
Number Spiral
92nd
PalindromemordnilaP
133rd
Pangram Grep
30th
Prime Numbers
61st
Quine
1st
Scrambled Sort
11th
Tower of Hanoi
10th
Transpose Sentence
22nd