12 Days of Christmas
2nd
99 Bottles of Beer
5th
Abundant Numbers
1st
19th84th15th
Abundant Numbers (Long)
1st
14th
Arithmetic Numbers
5th
Ascending Primes
1st
ASCII Table
4th
Card Number Validation
2nd
Catalan Numbers
1st
Collatz
3rd
Diamonds
4th
Divisors
1st1st
1st
Emirp Numbers
16th1st
Emirp Numbers (Long)
1st
Evil Numbers
1st
Evil Numbers (Long)
1st
Factorial Factorisation
3rd
Farey Sequence
1st
Fibonacci
115th
24th9th1st1st
13th
Fizz Buzz
73rd10th
Foo Fizz Buzz Bar
9th
Forsyth–Edwards Notation
1st
Fractions
5th
Game of Life
3rd
Gijswijt’s Sequence
2nd
Happy Numbers
7th
3rd
46th
Happy Numbers (Long)
6th
1st
ISBN
3rd
22nd
Kolakoski Sequence
1st
Leap Years
12th
Leyland Numbers
12th
Look and Say
7th
Niven Numbers
53rd
3rd23rd1st
19th
Niven Numbers (Long)
4th1st1st
Number Spiral
7th
Odious Numbers
1st
Odious Numbers (Long)
1st
PalindromemordnilaP
1st
4th
Pangram Grep
8th
Pascal’s Triangle
1st
Pernicious Numbers
1st
Pernicious Numbers (Long)
1st
Prime Numbers
1st
Prime Numbers (Long)
1st
Quine
1st
1st
1st
1st1st
56th
Reverse Polish Notation
3rd
ROT13
4th
Rule 110
4th
Smith Numbers
4th
Tic-tac-toe
2nd
Transpose Sentence
4th
Van Eck Sequence
6th
π
1st
τ
1st
√2
13th
𝑒
26th