12 Days of Christmas
5th
24 Game
4th
99 Bottles of Beer
4th
Abundant Numbers
9th
Abundant Numbers (Long)
9th
Alphabetic Numbers
6th
Arithmetic Numbers
10th
Ascending Primes
6th
ASCII Table
7th
Calendar
2nd
Catalan Numbers
4th
Catalan’s Constant
5th
Christmas Trees
6th
Collatz
7th
CSS Colors
1st
Cubes
5th
Day of Week
8th
Diamonds
8th
Divisors
11th
Emirp Numbers
11th
Emirp Numbers (Long)
6th
Emojify
3rd
Evil Numbers
6th
Evil Numbers (Long)
6th
Factorial Factorisation
5th
Farey Sequence
8th
Fibonacci
14th
Fizz Buzz
14th
Foo Fizz Buzz Bar
11th
Game of Life
4th
Gijswijt’s Sequence
6th
Happy Numbers
8th
Happy Numbers (Long)
7th
Hilbert Curve
3rd
Inventory Sequence
8th
Kaprekar Numbers
4th
Kolakoski Constant
5th
Kolakoski Sequence
7th
Leap Years
8th
Levenshtein Distance
4th
Leyland Numbers
7th
ln 2
4th
Look and Say
5th
Lucky Numbers
4th
Mandelbrot
3rd
Multitap Input
5th
N Queens
4th
Niven Numbers
12th
Niven Numbers (Long)
7th
Number Spiral
8th
Odious Numbers
7th
Odious Numbers (Long)
7th
Partition Numbers
3rd
Pascal’s Triangle
8th
Pernicious Numbers
8th
Pernicious Numbers (Long)
7th
Polyominoes
4th
Prime Numbers
9th
Prime Numbers (Long)
7th
Quine
1st
Recamán
5th
Rijndael S-box
5th
ROT13
5th
Rule 110
4th
Seven Segment
3rd
Sierpiński Triangle
5th
Smith Numbers
4th
Taxicab Numbers
7th
Tic-tac-toe
4th
Tongue-twisters
6th
Tower of Hanoi
10th
Trinomial Triangle
7th
Ulam Sequence
6th
United States
2nd
Vampire Numbers
4th
Van Eck Sequence
8th
γ
5th
λ
7th
π
5th
τ
5th
φ
4th
√2
5th
𝑒
3rd