12 Days of Christmas
18th
ASCII Table
29th
14th
Fizz Buzz
70th
Foo Fizz Buzz Bar
356th
Happy Numbers
30th
632nd
Leap Years
104th1,071st
ln 2
14th
Niven Numbers
39th85th
754th
Number Spiral
27th
12th
13th
Prime Numbers
58th98th
1,050th
Quine
80th
800th
Recamán
12th
Smith Numbers
8th
Tongue-twisters
27th
π
497th