12 Days of Christmas
99 Bottles of Beer
10th
Abundant Numbers
17th
32nd
Abundant Numbers (Long)
16th
23rd
Arabic to Roman
7th
Arithmetic Numbers
19th
Arrows
11th
Ascending Primes
7th
ASCII Table
17th
Billiards
5th
Card Number Validation
9th
Catalan Numbers
10th
25th
Catalan’s Constant
7th
Christmas Trees
15th
Collatz
23rd
30th
Cubes
5th
Day of Week
20th
Diamonds
10th
Divisors
Emirp Numbers
14th
51st
Emirp Numbers (Long)
7th
22nd
Emojify
6th
Evil Numbers
20th
60th
48th
Evil Numbers (Long)
18th
52nd
22nd
Factorial Factorisation
13th
Farey Sequence
13th
Fibonacci
57th54th
59th
156th
Fizz Buzz
22nd40th622nd492nd332nd68th60th65th66th39th218th50th2,003rd66th
Foo Fizz Buzz Bar
22nd
23rd
Fractions
18th
Happy Numbers
22nd
27th
Happy Numbers (Long)
18th
17th
Intersection
10th
ISBN
18th
Jacobi Symbol
5th
Kolakoski Constant
4th
Leap Years
25th
49th
Lucky Numbers
9th
Morse Decoder
6th
Morse Encoder
6th
Niven Numbers
32nd
45th
Niven Numbers (Long)
18th
26th
Number Spiral
8th
Odious Numbers
23rd
60th
51st
Odious Numbers (Long)
20th
54th
23rd
Ordinal Numbers
14th
PalindromemordnilaP
4th
Pangram Grep
12th
Pascal’s Triangle
13th
Pernicious Numbers
34th
65th
Pernicious Numbers (Long)
10th
22nd
Prime Numbers
19th
52nd
87th
Prime Numbers (Long)
14th
50th
37th
Quine
60th
Recamán
11th
Rijndael S-box
6th
Roman to Arabic
8th
Rule 110
5th
Seven Segment
7th
Sierpiński Triangle
9th
Spelling Numbers
8th
Ten-pin Bowling
6th
Tongue-twisters
6th
Transpose Sentence
United States
Vampire Numbers
4th
π
9th
11th
τ
9th