12 Days of Christmas
9th
15th
99 Bottles of Beer
9th
33rd
8th
Abundant Numbers
22nd
18th
brainfuck
9th
Christmas Trees
18th
Cubes
9th
Diamonds
24th
Divisors
24th
30th
Emirp Numbers
27th
43rd
Evil Numbers
35th
33rd
44th
124th
57th
15th
Fibonacci
34th
19th
Fizz Buzz
74th
111th
175th
68th
84th
26th
82nd
184th
Fractions
14th
Happy Numbers
31st
40th
Kolakoski Constant
12th
Kolakoski Sequence
12th
Leap Years
66th
24th
38th
Levenshtein Distance
1st
19th
34th
120th
16th
Look and Say
13th
Morse Decoder
12th
Niven Numbers
64th
34th
36th
39th
Odious Numbers
37th
31st
45th
Ordinal Numbers
18th
Pangram Grep
41st
Pascal’s Triangle
34th
53rd
Pernicious Numbers
33rd
49th
Prime Numbers
71st
53rd
Quine
114th
1st
82nd
211th
100th
45th
61st
98th
73rd
62nd
332nd
54th
69th
99th
52nd
85th
60th
693rd
37th
168th
93rd
53rd
Recamán
15th
289th
10th
Rule 110
11th
Seven Segment
9th
23rd
Sierpiński Triangle
30th
Smith Numbers
20th
Tongue-twisters
10th
United States
12th
Van Eck Sequence
140th
28th
λ
7th
15th
12th
π
23rd
63rd
302nd
29th
34th
τ
22nd
48th
19th
20th
φ
8th
24th
35th
15th
√2
8th
23rd
1st
10th
𝑒
11th
64th
31st
15th
21st
29th
25th
43rd
122nd
56th
24th
29th
9th
50th
19th
301st
59th
14th
7th