12 Days of Christmas
26th
187th70th138th20th52nd27th9th14th67th55th17th134th384th39th
72nd32nd23rd48th61st8th6th1,103rd34th105th99th17th55th23rd13th
99 Bottles of Beer
55th6th
Abundant Numbers
68th
4th12th557th
89th
Abundant Numbers (Long)
10th7th
Arithmetic Numbers
28th
115th
5th5th356th
ASCII Table
33rd8th423rd
brainfuck
7th
Catalan Numbers
14th347th
Catalan’s Constant
9th
Collatz
17th
CSS Colors
20th6th
Cubes
27th
Day of Week
49th
1st3rd
Diamonds
45th
Divisors
19th
1,005th
Emirp Numbers
25th14th
Emirp Numbers (Long)
11th5th
Emojify
20th
Evil Numbers
47th
15th14th
Evil Numbers (Long)
69th
22nd1st
Factorial Factorisation
15th5th
Farey Sequence
6th8th
Fibonacci
48th20th214th
84th
Fizz Buzz
78th
Happy Numbers
22nd
Happy Numbers (Long)
27th
Intersection
11th
Kolakoski Constant
15th8th
Leap Years
156th
1st20th
Leyland Numbers
26th
14th7th187th
ln 2
16th10th
Look and Say
14th10th363rd
N Queens
9th7th
Niven Numbers
30th
30th16th
Niven Numbers (Long)
10th14th
Odious Numbers
80th
15th1st315th
11th
Odious Numbers (Long)
65th
24th1st
Ordinal Numbers
14th
Pangram Grep
511th
Pernicious Numbers
49th
36th16th358th
Prime Numbers
1st
18th22nd
Prime Numbers (Long)
6th
Recamán
33rd
18th7th308th
Reverse Polish Notation
12th
Seven Segment
17th
288th
Smith Numbers
7th
Spelling Numbers
5th
Tongue-twisters
11th21st
United States
4th
Vampire Numbers
10th
10th8th155th
γ
9th5th
λ
17th7th
π
19th11th
τ
20th
φ
20th14th369th
√2
25th12th140th
58th
𝑒
34th
18th13th