12 Days of Christmas
18th
ASCII Table
29th
14th
Fizz Buzz
70th
Foo Fizz Buzz Bar
331st
Happy Numbers
30th
629th
Leap Years
104th1,069th
ln 2
14th
Niven Numbers
39th85th
747th
Number Spiral
27th
12th
12th
Prime Numbers
58th97th
1,047th
Quine
81st
800th
Recamán
12th
Smith Numbers
8th
Tongue-twisters
27th
π
489th