12 Days of Christmas
88th
46th
24 Game
8th
99 Bottles of Beer
50th
16th
Abundant Numbers
35th
7th
28th
Abundant Numbers (Long)
18th11th
💎
26th
Arabic to Roman
44th
Arithmetic Numbers
5th
Arrows
18th
Ascending Primes
13th
8th
ASCII Table
12th
9th
6th
Billiards
4th
2nd
brainfuck
19th
Card Number Validation
20th
11th
Catalan Numbers
4th
31st
23rd
206th
Catalan’s Constant
21st
Christmas Trees
13th
14th
Collatz
20th11th
5th
27th
Continued Fractions
8th
Cubes
348th
Day of Week
23rd
18th
Diamonds
12th
8th
12th
Divisors
36th16th
1st
25th
Emirp Numbers
11th
1st
15th
Emirp Numbers (Long)
13th
Evil Numbers
5th14th7th
1st
32nd
15th
Evil Numbers (Long)
2nd15th1st
28th
11th
Factorial Factorisation
12th
9th
18th
Farey Sequence
31st
22nd
87th
Fibonacci
46th13th60th32nd1st56th3rd1st1st8th46th17th18th26th43rd1st52nd68th35th23rd111th1st1st12th66th39th1st146th29th121st7th1st4th35th
74th51st1st23rd184th18th277th71st22nd36th1st40th46th
Fizz Buzz
48th128th
44th
61st
28th
8th
Foo Fizz Buzz Bar
65th
28th
29th
8th
Fractions
28th
15th
Game of Life
28th
19th
Gray Code Encoder
15th
7th
5th
Happy Numbers
21st
12th
1st
Happy Numbers (Long)
15th
ISBN
61st
32nd
Kaprekar Numbers
17th
5th
Kolakoski Constant
9th
7th
Kolakoski Sequence
37th
23rd
Leap Years
44th
3rd
19th
Leyland Numbers
14th
17th
ln 2
6th
5th
32nd
13th
9th
76th
5th
Look and Say
7th
💎
Lucky Numbers
21st
16th
Mandelbrot
4th
Niven Numbers
1st
1st
1st
4th
Niven Numbers (Long)
26th
15th
2nd
Number Spiral
21st
5th
Odious Numbers
7th14th4th
1st
24th
9th
Odious Numbers (Long)
5th9th2nd
24th
11th
Ordinal Numbers
16th
Partition Numbers
5th
2nd
Pascal’s Triangle
13th
5th
17th
Pernicious Numbers
28th
1st
1st
1st
13th
Pernicious Numbers (Long)
9th
5th
7th
6th
Prime Numbers
13th
9th
1st
22nd
50th
61st
13th
Prime Numbers (Long)
21st
3rd
27th
Quine
140th26th
10th
38th
1st
11th
82nd
9th
26th
Recamán
59th
31st
Reverse Polish Notation
1st
ROT13
32nd
16th
Seven Segment
19th
8th
Sierpiński Triangle
32nd
17th
Smith Numbers
12th
Star Wars Opening Crawl
156th
Taxicab Numbers
4th
6th
Tower of Hanoi
25th
5th
1st
1st
27th
Transpose Sentence
1st
Vampire Numbers
5th
Van Eck Sequence
36th
25th
Zeckendorf Representation
16th
γ
24th
14th
λ
23rd
12th
21st
32nd
π
11th
4th
11th
18th
7th
40th
9th
τ
11th
4th
12th
11th
5th
29th
φ
10th
9th
33rd
11th
131st
5th
√2
9th
7th
37th
17th
19th
171st
5th
𝑒
55th13th
9th
35th
8th
14th
12th
124th
6th
9th