12 Days of Christmas
13th23rd
177th65th123rd17th45th25th9th13th65th52nd15th124th364th36th
55th30th21st41st58th20th6th1,020th34th98th91st16th48th21st11th
99 Bottles of Beer
47th6th
Abundant Numbers
64th
17th11th498th
80th
Abundant Numbers (Long)
9th6th
Arithmetic Numbers
26th
99th
2nd5th318th
ASCII Table
30th8th382nd
brainfuck
10th
Catalan Numbers
13th312th
Catalan’s Constant
7th
Collatz
16th
CSS Colors
17th6th
Cubes
26th
Day of Week
42nd
1st3rd
Diamonds
50th
Divisors
15th
957th
Emirp Numbers
22nd14th
Emirp Numbers (Long)
9th5th
Emojify
18th
Evil Numbers
41st
21st14th
Evil Numbers (Long)
63rd
20th1st
Factorial Factorisation
13th5th
Farey Sequence
4th7th
Fibonacci
44th18th189th
80th
Fizz Buzz
75th
Happy Numbers
19th
Happy Numbers (Long)
25th
Intersection
10th
Kolakoski Constant
14th8th
Leap Years
147th
1st16th
Leyland Numbers
22nd
13th7th151st
ln 2
14th7th
Look and Say
12th10th333rd
N Queens
7th6th
Niven Numbers
24th
25th16th
Niven Numbers (Long)
9th13th
Odious Numbers
72nd
28th1st286th
10th
Odious Numbers (Long)
58th
22nd1st
Ordinal Numbers
12th
Pangram Grep
478th
Pernicious Numbers
42nd
35th15th329th
Prime Numbers
1st
24th22nd
Prime Numbers (Long)
1st
Recamán
30th
15th7th276th
Reverse Polish Notation
9th
Seven Segment
15th
259th
Smith Numbers
7th
Spelling Numbers
5th
Tongue-twisters
8th20th
United States
4th
Vampire Numbers
10th
6th6th126th
γ
9th4th
λ
14th5th
π
16th8th
τ
16th
φ
14th14th342nd
√2
18th11th105th
46th
𝑒
30th
15th12th