12 Days of Christmas
44th
24 Game
8th
99 Bottles of Beer
29th
Abundant Numbers
28th
Abundant Numbers (Long)
17th
Alphabetic Numbers
5th
Arabic to Roman
14th
Arithmetic Numbers
9th
Arrows
12th
Ascending Primes
11th
ASCII Table
12th
Calendar
7th
Card Number Validation
11th
Catalan Numbers
44th
Catalan’s Constant
13th
Chess Move Validation
4th
Christmas Trees
38th
Collatz
14th
Continued Fractions
3rd
CSS Colors
40th
Cubes
23rd
Day of Week
75th
Diamonds
12th
Divisors
18th
Emirp Numbers
25th
Emirp Numbers (Long)
10th
Emojify
12th
Evil Numbers
36th
Evil Numbers (Long)
24th
Factorial Factorisation
9th
Farey Sequence
14th
Fibonacci
87th
Fizz Buzz
102nd
Foo Fizz Buzz Bar
65th
Forsyth–Edwards Notation
9th
Fractions
27th
Gijswijt’s Sequence
11th
Gray Code Decoder
8th
Gray Code Encoder
1st
Happy Numbers
58th
Happy Numbers (Long)
21st
Hexdump
14th
Intersection
12th
Inventory Sequence
19th
ISBN
21st
Kaprekar Numbers
8th
Kolakoski Sequence
22nd
Leap Years
1st
Leyland Numbers
16th397th
ln 2
18th
Look and Say
21st
Lucky Tickets
13th
Mandelbrot
10th
Medal Tally
11th
Morse Decoder
14th
Morse Encoder
15th
Multitap Input
5th
Niven Numbers
43rd
Niven Numbers (Long)
17th
Number Spiral
8th
Odious Numbers
34th
Odious Numbers (Long)
25th
Ordinal Numbers
37th
PalindromemordnilaP
8th
Pangram Grep
14th
Partition Numbers
13th
Pascal’s Triangle
27th698th
Pernicious Numbers
50th
Pernicious Numbers (Long)
16th
Poker
5th
Polyominoes
6th
Prime Numbers
41st
Prime Numbers (Long)
18th
Quine
55th
Recamán
16th
Repeating Decimals
8th
Reverse Polish Notation
9th
Rijndael S-box
8th
Rock-paper-scissors-Spock-lizard
18th
Roman to Arabic
25th
ROT13
10th
Rule 110
14th
Scrambled Sort
8th
Seven Segment
24th
Sierpiński Triangle
22nd
Smith Numbers
13th
Spelling Numbers
14th
Star Wars GPT
4th
Taxicab Numbers
6th
Time Distance
7th
Tongue-twisters
27th
Topological Sort
7th
Transpose Sentence
5th
Trinomial Triangle
9th
Ulam Sequence
4th
United States
25th
Vampire Numbers
15th
Van Eck Sequence
13th
Zodiac Signs
12th
γ
10th
λ
17th
π
31st
τ
43rd
φ
24th
√2
13th
𝑒
17th