12 Days of Christmas
78th
39th
24 Game
7th
99 Bottles of Beer
44th
13th
Abundant Numbers
34th
11th
24th
Abundant Numbers (Long)
17th
7th
21st
Arabic to Roman
37th
Arithmetic Numbers
10th
Arrows
17th
Ascending Primes
7th
ASCII Table
11th
5th
5th
brainfuck
17th
Catalan Numbers
22nd
158th
Catalan’s Constant
29th
Christmas Trees
11th
10th
Collatz
19th31st
7th
21st
Cubes
299th
Day of Week
21st
17th
Diamonds
40th
18th
Divisors
32nd80th
15th
19th
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
57th
Fibonacci
50th6th40th53rd24th34th49th8th1st1st18th35th31st43rd29th37th40th62nd27th18th1st12th30th104th128th23rd106th6th1st
212th153rd19th9th11th246th19th30th40th36th
Fizz Buzz
130th
50th
52nd
26th
8th
Foo Fizz Buzz Bar
59th
23rd
23rd
8th
Fractions
18th
Game of Life
27th
19th
Happy Numbers
18th
9th
Happy Numbers (Long)
13th
ISBN
30th
Kaprekar Numbers
14th
9th
Kolakoski Constant
8th
6th
4th
Kolakoski Sequence
33rd
19th
4th
Leap Years
37th
14th
Leyland Numbers
15th
ln 2
3rd
4th
26th
9th
8th
57th
4th
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
12th
Pernicious Numbers
43rd
27th
21st
Pernicious Numbers (Long)
12th
Prime Numbers
8th
38th
7th
17th
43rd
309th
Prime Numbers (Long)
4th
31st
4th
22nd
Quine
127th27th
21st
26th
17th
10th
56th
1st8th
Recamán
46th
25th
Reverse Polish Notation
1st
ROT13
19th
11th
Seven Segment
16th
4th
Sierpiński Triangle
30th
16th
Smith Numbers
8th
Star Wars Opening Crawl
126th
Transpose Sentence
1st
Vampire Numbers
28th
Van Eck Sequence
32nd
22nd
γ
19th
6th
λ
12th
4th
17th
37th
π
4th
11th
3rd
20th
13th
7th
52nd
4th
τ
3rd
9th
3rd
18th
8th
5th
37th
4th
φ
10th
8th
31st
9th
149th
4th
√2
8th
6th
32nd
12th
14th
152nd
5th
𝑒
52nd17th
11th
30th
12th
10th
87th
4th