12 Days of Christmas
18th
ASCII Table
28th
14th
Fizz Buzz
69th
Foo Fizz Buzz Bar
325th
Happy Numbers
30th
624th
Leap Years
104th1,061st
ln 2
13th
Niven Numbers
39th83rd
739th
Number Spiral
27th
10th
12th
Prime Numbers
58th95th
1,035th
Quine
81st
791st
Recamán
12th
Smith Numbers
7th
Tongue-twisters
26th
π
480th