12 Days of Christmas
21st
145th
58th
88th
11th
20th
8th
11th
58th
47th
12th
97th
306th
29th
15th
35th
49th
28th
15th
34th
45th
8th
6th
754th
33rd
76th
69th
14th
41st
19th
11th
11th
99 Bottles of Beer
44th
6th
Abundant Numbers
53rd
2nd
9th
402nd
63rd
Abundant Numbers (Long)
6th
5th
Arithmetic Numbers
21st
58th
1st
4th
173rd
ASCII Table
26th
6th
259th
brainfuck
6th
Catalan Numbers
10th
217th
Catalan’s Constant
8th
Collatz
7th
CSS Colors
15th
6th
Cubes
25th
Day of Week
22nd
1st
3rd
Diamonds
36th
Divisors
11th
809th
Emirp Numbers
19th
10th
Emirp Numbers (Long)
7th
4th
Emojify
15th
Evil Numbers
33rd
7th
10th
Evil Numbers (Long)
41st
16th
1st
Factorial Factorisation
8th
3rd
Farey Sequence
2nd
5th
Fibonacci
36th
11th
129th
50th
Fizz Buzz
70th
Happy Numbers
17th
Happy Numbers (Long)
19th
Intersection
9th
Kolakoski Constant
11th
8th
Leap Years
128th
1st
12th
Leyland Numbers
20th
12th
6th
132nd
ln 2
9th
8th
Look and Say
11th
8th
254th
Niven Numbers
27th
22nd
11th
Niven Numbers (Long)
5th
10th
Odious Numbers
56th
9th
1st
195th
9th
Odious Numbers (Long)
40th
17th
1st
Ordinal Numbers
8th
Pangram Grep
381st
Pernicious Numbers
41st
25th
11th
255th
Prime Numbers
1st
11th
17th
Prime Numbers (Long)
6th
Recamán
22nd
13th
6th
218th
Reverse Polish Notation
9th
Seven Segment
13th
210th
Smith Numbers
5th
Spelling Numbers
5th
Tongue-twisters
9th
16th
United States
5th
Vampire Numbers
8th
5th
8th
101st
γ
7th
4th
λ
13th
6th
π
13th
9th
τ
15th
φ
11th
12th
261st
√2
15th
10th
83rd
47th
𝑒
24th
11th
10th