12 Days of Christmas
6th
99 Bottles of Beer
7th
Abundant Numbers
13th
30th
Abundant Numbers (Long)
12th
20th
Arabic to Roman
6th
Arithmetic Numbers
11th
Arrows
6th
Ascending Primes
6th
ASCII Table
12th
Billiards
4th
Card Number Validation
6th
Catalan Numbers
5th
19th
Catalan’s Constant
5th
Christmas Trees
8th
Collatz
21st
25th
Cubes
3rd
Day of Week
18th
Diamonds
9th
Divisors
13th
Emirp Numbers
9th
48th
Emirp Numbers (Long)
6th
19th
Emojify
6th
Evil Numbers
17th
48th
47th
Evil Numbers (Long)
18th
42nd
21st
Factorial Factorisation
9th
Farey Sequence
11th
Fibonacci
49th45th
42nd
126th
Fizz Buzz
16th31st552nd463rd297th57th51st58th58th37th205th40th1,842nd58th
Foo Fizz Buzz Bar
19th
20th
Fractions
17th
Happy Numbers
18th
25th
Happy Numbers (Long)
15th
16th
Intersection
8th
ISBN
13th
Jacobi Symbol
7th
Kolakoski Constant
6th
Leap Years
18th
46th
Lucky Numbers
7th
Morse Decoder
4th
Morse Encoder
4th
Niven Numbers
23rd
41st
Niven Numbers (Long)
15th
23rd
Number Spiral
6th
Odious Numbers
18th
46th
48th
Odious Numbers (Long)
19th
42nd
21st
Ordinal Numbers
13th
PalindromemordnilaP
2nd
Pangram Grep
10th
Pascal’s Triangle
7th
Pernicious Numbers
24th
57th
Pernicious Numbers (Long)
13th
20th
Prime Numbers
13th
37th
79th
Prime Numbers (Long)
9th
36th
31st
Quine
51st
Recamán
11th
Rijndael S-box
4th
Roman to Arabic
9th
Rule 110
5th
Seven Segment
5th
Sierpiński Triangle
9th
Spelling Numbers
6th
Ten-pin Bowling
4th
Tongue-twisters
3rd
Transpose Sentence
7th
United States
Vampire Numbers
4th
π
8th
10th
τ
9th