12 Days of Christmas
40th
24 Game
11th
99 Bottles of Beer
27th
Abundant Numbers
30th
Abundant Numbers (Long)
1st
Alphabetic Numbers
5th
Arabic to Roman
11th
Arithmetic Numbers
40th
Arrows
34th
Ascending Primes
25th
ASCII Table
55th
brainfuck
40th
Calendar
8th
Card Number Validation
22nd
Catalan Numbers
11th
Catalan’s Constant
11th
Christmas Trees
60th
Collatz
6th
Connect Four
5th
Continued Fractions
7th
Cubes
26th
Day of Week
18th
Diamonds
20th
Divisors
1st
Emirp Numbers
28th
Emirp Numbers (Long)
17th
Emojify
29th
Evil Numbers
32nd
Evil Numbers (Long)
35th
Factorial Factorisation
10th
Farey Sequence
16th
Fibonacci
48th
Fizz Buzz
244th
Foo Fizz Buzz Bar
11th
Fractions
22nd
Gijswijt’s Sequence
10th
Gray Code Decoder
7th
Gray Code Encoder
8th
Happy Numbers
63rd
Happy Numbers (Long)
35th
Hexdump
20th
Hilbert Curve
15th
Intersection
22nd
Inventory Sequence
23rd
ISBN
17th
Jacobi Symbol
12th
Kaprekar Numbers
13th
Kolakoski Constant
13th14th
Leap Years
46th
Levenshtein Distance
13th
Leyland Numbers
37th
ln 2
11th27th
Look and Say
22nd
Lucky Numbers
18th
Lucky Tickets
13th
Mahjong
7th
Mandelbrot
18th
Rijndael S-box
10th
ROT13
9th
γ
10th
λ
17th
π
21st14th
τ
15th
φ
18th
√2
15th
𝑒
18th