12 Days of Christmas
4th
99 Bottles of Beer
6th
Abundant Numbers
2nd
21st168th19th
Abundant Numbers (Long)
1st
18th
Arithmetic Numbers
5th
Ascending Primes
1st
ASCII Table
6th
Card Number Validation
4th
Catalan Numbers
1st
Collatz
2nd
Diamonds
5th
Divisors
1st1st
118th
Emirp Numbers
16th1st
Emirp Numbers (Long)
1st
Evil Numbers
27th
Evil Numbers (Long)
21st
Factorial Factorisation
4th
Farey Sequence
1st
Fibonacci
135th
30th15th1st1st
16th
Fizz Buzz
76th11th
Foo Fizz Buzz Bar
11th
Forsyth–Edwards Notation
1st
Fractions
5th
Game of Life
6th
Gijswijt’s Sequence
2nd
Happy Numbers
10th
7th
49th
Happy Numbers (Long)
7th
3rd
ISBN
4th
22nd
Kolakoski Sequence
2nd
Leap Years
9th
Leyland Numbers
12th
Look and Say
6th
Niven Numbers
65th
6th26th5th
24th
Niven Numbers (Long)
7th1st1st
Number Spiral
8th
Odious Numbers
34th
Odious Numbers (Long)
24th
PalindromemordnilaP
2nd
4th
Pangram Grep
5th
Pascal’s Triangle
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
1st
1st
35th1st
72nd
Reverse Polish Notation
3rd
ROT13
5th
Rule 110
3rd
Smith Numbers
3rd
Tic-tac-toe
2nd
Transpose Sentence
5th
Trinomial Triangle
3rd
United States
6th
Vampire Numbers
10th
Van Eck Sequence
6th
π
3rd
τ
3rd
√2
15th
𝑒
28th