12 Days of Christmas
1,438th
brainfuck
420th
Christmas Trees
140th
Divisors
245th
Emirp Numbers
466th
Emojify
Evil Numbers
1,491st
Fizz Buzz
1,720th
Happy Numbers
345th
Intersection
556th
Kolakoski Sequence
558th
Leap Years
2,105th
Leyland Numbers
130th
Niven Numbers
1,995th
Ordinal Numbers
397th
Pangram Grep
Pernicious Numbers
1,236th
Poker
Prime Numbers
313th
Quine
1,228th
United States
481st
π
830th