12 Days of Christmas
9th
16th
99 Bottles of Beer
10th
34th
8th
Abundant Numbers
19th
brainfuck
9th
Christmas Trees
19th
Cubes
9th
Diamonds
26th
Divisors
28th
31st
Emirp Numbers
25th
43rd
Evil Numbers
38th
39th
46th137th72nd
17th
Fibonacci
504th
41st
24th
Fizz Buzz
85th134th
204th75th
93rd
31st
91st
222nd
Fractions
14th
Happy Numbers
30th
46th
Kolakoski Constant
12th
Kolakoski Sequence
14th
Leap Years
78th25th
42nd
Levenshtein Distance
1st
24th
42nd
162nd18th
Look and Say
13th
Morse Decoder
14th
Niven Numbers
73rd33rd
45th
42nd
Odious Numbers
38th
39th
48th
Ordinal Numbers
20th
Pangram Grep
44th
Pascal’s Triangle
39th
54th
Pernicious Numbers
35th
54th
Prime Numbers
82nd
56th
Quine
136th1st101st250th125th89th
53rd73rd113th68th84th384th65th123rd59th100th73rd
841st42nd189th112th58th
Recamán
16th
355th10th
Rule 110
11th
Seven Segment
10th
23rd
Sierpiński Triangle
32nd
Smith Numbers
Tongue-twisters
12th
United States
13th
Van Eck Sequence
195th
39th
λ
9th
20th
12th
π
78th
399th30th
41st
τ
58th
20th
24th
φ
9th
44th
16th
√2
10th
1st
10th
𝑒
13th
82nd35th32nd
20th27th33rd27th57th149th62nd35th11th63rd26th
401st
66th24th12th