12 Days of Christmas
23rd
173rd69th123rd17th45th25th9th13th65th52nd15th124th365th36th
55th30th21st41st58th8th6th1,022nd34th98th91st16th48th21st11th
99 Bottles of Beer
50th6th
Abundant Numbers
64th
2nd11th520th
80th
Abundant Numbers (Long)
9th6th
Arithmetic Numbers
26th
99th
3rd5th326th
ASCII Table
31st8th386th
brainfuck
7th
Catalan Numbers
13th315th
Catalan’s Constant
8th
Collatz
16th
CSS Colors
17th6th
Cubes
26th
Day of Week
42nd
1st3rd
Diamonds
40th
Divisors
15th
965th
Emirp Numbers
23rd14th
Emirp Numbers (Long)
9th5th
Emojify
18th
Evil Numbers
41st
12th14th
Evil Numbers (Long)
63rd
20th1st
Factorial Factorisation
13th5th
Farey Sequence
4th7th
Fibonacci
44th18th189th
80th
Fizz Buzz
75th
Happy Numbers
20th
Happy Numbers (Long)
25th
Intersection
10th
Kolakoski Constant
14th8th
Leap Years
147th
1st16th
Leyland Numbers
22nd
13th7th175th
ln 2
14th9th
Look and Say
12th10th337th
N Queens
7th6th
Niven Numbers
26th
25th16th
Niven Numbers (Long)
9th13th
Odious Numbers
72nd
13th1st286th
10th
Odious Numbers (Long)
58th
22nd1st
Ordinal Numbers
12th
Pangram Grep
483rd
Pernicious Numbers
42nd
30th15th333rd
Prime Numbers
1st
14th22nd
Prime Numbers (Long)
6th
Recamán
30th
15th7th281st
Reverse Polish Notation
9th
Seven Segment
16th
271st
Smith Numbers
7th
Spelling Numbers
5th
Tongue-twisters
10th20th
United States
4th
Vampire Numbers
10th
8th8th136th
γ
9th5th
λ
15th7th
π
16th9th
τ
17th
φ
15th14th342nd
√2
19th12th120th
48th
𝑒
30th
15th12th