12 Days of Christmas
79th
39th
24 Game
7th
99 Bottles of Beer
44th
13th
Abundant Numbers
34th
10th
24th
Abundant Numbers (Long)
17th
7th
21st
Arabic to Roman
38th
Arithmetic Numbers
10th
Arrows
17th
Ascending Primes
7th
ASCII Table
11th
5th
6th
brainfuck
17th
Catalan Numbers
13th
22nd
161st
Catalan’s Constant
31st
Christmas Trees
11th
12th
Collatz
19th31st
7th
22nd
Cubes
301st
Day of Week
21st
17th
Diamonds
40th
18th
Divisors
32nd81st
15th
20th
Emirp Numbers
13th
Emirp Numbers (Long)
11th
Evil Numbers
10th
7th8th6th
24th
Evil Numbers (Long)
6th
1st7th1st
22nd
Factorial Factorisation
12th
8th
12th
Farey Sequence
27th
21st
59th
Fibonacci
51st6th41st55th25th34th49th8th1st1st18th35th31st43rd31st38th40th63rd27th18th1st12th30th106th129th23rd106th6th1st
213th154th19th12th248th19th31st40th37th
Fizz Buzz
131st
50th
52nd
24th
8th
Foo Fizz Buzz Bar
59th
23rd
23rd
8th
Fractions
18th
Game of Life
28th
19th
Happy Numbers
18th
9th
Happy Numbers (Long)
13th
ISBN
31st
Kaprekar Numbers
14th
Kolakoski Constant
9th
6th
Kolakoski Sequence
33rd
19th
Leap Years
37th
15th
Leyland Numbers
15th
ln 2
3rd
4th
26th
9th
8th
57th
2nd
Look and Say
23rd
16th
Lucky Numbers
12th
Niven Numbers
19th
14th
1st
Niven Numbers (Long)
28th
17th
1st
Number Spiral
17th
5th
Odious Numbers
9th
9th8th2nd
19th
Odious Numbers (Long)
6th
9th7th1st
19th
Ordinal Numbers
15th
Pascal’s Triangle
13th
Pernicious Numbers
44th
27th
23rd
Pernicious Numbers (Long)
12th
Prime Numbers
8th
38th
6th
18th
44th
313th
Prime Numbers (Long)
4th
31st
3rd
22nd
Quine
128th28th
21st
26th
18th
10th
56th
9th
Recamán
47th
25th
Reverse Polish Notation
1st
ROT13
20th
12th
Seven Segment
16th
6th
Sierpiński Triangle
30th
16th
Smith Numbers
8th
Star Wars Opening Crawl
129th
Transpose Sentence
1st
Vampire Numbers
28th
Van Eck Sequence
32nd
22nd
γ
19th
6th
λ
12th
4th
17th
37th
π
4th
11th
3rd
20th
14th
7th
58th
τ
3rd
9th
3rd
19th
8th
5th
44th
φ
10th
8th
31st
9th
152nd
3rd
√2
8th
6th
32nd
12th
14th
154th
3rd
𝑒
53rd17th
11th
30th
13th
10th
90th
4th