12 Days of Christmas
17th
99 Bottles of Beer
94th
5th
Abundant Numbers
18th24th
3rd
Abundant Numbers (Long)
3rd
Arithmetic Numbers
2nd
Ascending Primes
5th
ASCII Table
7th
brainfuck
3rd
Card Number Validation
17th
Catalan Numbers
31st
Christmas Trees
3rd
Collatz
8th
Day of Week
1st
Diamonds
10th
Divisors
78th9th1st
Emirp Numbers
23rd
Emirp Numbers (Long)
9th
Emojify
9th
Evil Numbers
26th60th
3rd
Evil Numbers (Long)
14th
Factorial Factorisation
1st
Farey Sequence
1st
Fibonacci
7th
Fizz Buzz
8th
Foo Fizz Buzz Bar
5th
Forsyth–Edwards Notation
1st
Fractions
1st
Happy Numbers
16th
19th
Happy Numbers (Long)
1st
Hexdump
11th
Inventory Sequence
12th
ISBN
12th
Jacobi Symbol
12th
Kolakoski Constant
10th
Kolakoski Sequence
18th
Leap Years
16th51st7th17th
Leyland Numbers
39th
2nd
ln 2
1st
Look and Say
9th
Lucky Numbers
10th
Medal Tally
14th
Musical Chords
7th
Niven Numbers
1st
27th
Niven Numbers (Long)
1st
Number Spiral
9th
Odious Numbers
55th
5th
Odious Numbers (Long)
11th
Ordinal Numbers
52nd
1st
PalindromemordnilaP
6th
Pangram Grep
5th
Pascal’s Triangle
74th
1st
Pernicious Numbers
51st
35th
Pernicious Numbers (Long)
6th
Prime Numbers
69th
1st
Prime Numbers (Long)
1st
Quine
1st
Recamán
8th
Reverse Polish Notation
10th
ROT13
1st
Rule 110
20th
Seven Segment
23rd
Sierpiński Triangle
50th
16th
Smith Numbers
7th
Spelling Numbers
2nd2nd
2nd
Tongue-twisters
18th
Transpose Sentence
10th
United States
52nd
13th
Van Eck Sequence
15th
1st
π
7th
τ
10th
φ
19th
√2
11th
𝑒
9th