12 Days of Christmas
17th
ASCII Table
27th
11th
Fizz Buzz
67th
Foo Fizz Buzz Bar
310th
Happy Numbers
28th
604th
Leap Years
103rd1,031st
ln 2
13th
Niven Numbers
36th75th
711th
Number Spiral
25th
10th
11th
Prime Numbers
56th90th
1,009th
Quine
80th
764th
RecamΓ‘n
12th
Smith Numbers
7th
Tongue-twisters
24th
Ο
459th