12 Days of Christmas
5th
24 Game
3rd
99 Bottles of Beer
3rd
Abundant Numbers
8th
Abundant Numbers (Long)
8th
Alphabetic Numbers
5th
Arithmetic Numbers
8th
Ascending Primes
6th
ASCII Table
6th
Calendar
2nd
Catalan Numbers
3rd
Catalan’s Constant
4th
Christmas Trees
6th
Collatz
6th
CSS Colors
1st
Cubes
5th
Day of Week
6th
Diamonds
7th
Divisors
8th
Emirp Numbers
11th
Emirp Numbers (Long)
6th
Emojify
3rd
Evil Numbers
5th
Evil Numbers (Long)
5th
Factorial Factorisation
5th
Farey Sequence
7th
Fibonacci
13th
Fizz Buzz
11th
Foo Fizz Buzz Bar
9th
Game of Life
4th
Gijswijt’s Sequence
5th
Happy Numbers
7th
Happy Numbers (Long)
7th
Hilbert Curve
3rd
Inventory Sequence
7th
Kaprekar Numbers
3rd
Kolakoski Constant
4th
Kolakoski Sequence
5th
Leap Years
7th
Levenshtein Distance
4th
Leyland Numbers
5th
ln 2
3rd
Look and Say
4th
Lucky Numbers
3rd
Mandelbrot
2nd
Multitap Input
3rd
N Queens
3rd
Niven Numbers
10th
Niven Numbers (Long)
6th
Number Spiral
6th
Odious Numbers
6th
Odious Numbers (Long)
6th
Partition Numbers
2nd
Pascal’s Triangle
7th
Pernicious Numbers
6th
Pernicious Numbers (Long)
6th
Polyominoes
3rd
Prime Numbers
9th
Prime Numbers (Long)
5th
Quine
1st
Recamán
5th
Rijndael S-box
5th
ROT13
5th
Rule 110
4th
Seven Segment
3rd
Sierpiński Triangle
5th
Smith Numbers
4th
Taxicab Numbers
5th
Tic-tac-toe
3rd
Tongue-twisters
5th
Tower of Hanoi
7th
Trinomial Triangle
4th
Ulam Sequence
3rd
United States
2nd
Vampire Numbers
3rd
Van Eck Sequence
7th
γ
6th
λ
6th
π
4th
τ
4th
φ
3rd
√2
4th
𝑒
2nd