12 Days of Christmas
6th
28th
99 Bottles of Beer
7th
13th
Abundant Numbers
49th
Abundant Numbers (Long)
143rd
Arabic to Roman
45th
23rd
Arithmetic Numbers
11th
Arrows
20th
Ascending Primes
11th
44th
ASCII Table
13th
42nd
brainfuck
23rd
Card Number Validation
6th
24th
Catalan Numbers
75th
Catalan’s Constant
10th
16th
Christmas Trees
10th
32nd
Collatz
5th
CSS Colors
1st
Cubes
26th
Day of Week
25th
33rd
DFA Simulator
13th
Diamonds
9th
11th
50th
Divisors
13th
1st
Emirp Numbers
12th
Emirp Numbers (Long)
31st
Evil Numbers
9th
1st
13th
Evil Numbers (Long)
33rd
Factorial Factorisation
9th
23rd
Farey Sequence
24th
Fibonacci
71st26th41st3rd13th
95th74th51st22nd45th17th31st19th28th
21st93rd30th32nd12th13th63rd159th14th6th107th27th5th66th27th160th10th11th7th1st12th6th22nd1st9th23rd
Fizz Buzz
4th
37th
Foo Fizz Buzz Bar
16th
Forsyth–Edwards Notation
31st
Fractions
31st
Game of Life
20th
Gijswijt’s Sequence
32nd
Happy Numbers
9th
41st
Happy Numbers (Long)
24th
Intersection
23rd
Inventory Sequence
8th
ISBN
4th
4th
37th
Jacobi Symbol
77th
Kolakoski Sequence
48th
Leap Years
13th
47th
Levenshtein Distance
45th
Leyland Numbers
61st
ln 2
1st
Look and Say
36th
Lucky Numbers
12th6th
67th
Medal Tally
27th
N Queens
19th
Niven Numbers
4th
62nd
Niven Numbers (Long)
52nd
Number Spiral
31st
Odious Numbers
1st
Odious Numbers (Long)
1st
Ordinal Numbers
44th
PalindromemordnilaP
19th
Pangram Grep
30th
Partition Numbers
6th
43rd
Pascal’s Triangle
34th
Pernicious Numbers
59th
Pernicious Numbers (Long)
1st
Prime Numbers
17th
12th
69th
1st
1st
11th
Prime Numbers (Long)
1st
167th
Quine
1st
64th64th
30th
52nd28th
63rd
Recamán
75th
Repeating Decimals
57th
Reverse Polish Notation
1st
18th
Rijndael S-box
5th
6th
79th
Rock-paper-scissors-Spock-lizard
26th
Roman to Arabic
36th
ROT13
18th
20th
Rule 110
60th
Scrambled Sort
1st
3rd
Set
13th
Seven Segment
17th
SI Units
16th
Sierpiński Triangle
56th
Spelling Numbers
45th
Star Wars GPT
11th
Sudoku (Fill-in)
21st
Ten-pin Bowling
26th
Tic-tac-toe
17th
Time Distance
16th
Tongue-twisters
5th
12th
10th
8th
Transpose Sentence
1st
21st
Vampire Numbers
35th
Van Eck Sequence
7th
37th
Zeckendorf Representation
16th
γ
10th
4th
6th
λ
68th
π
11th
9th
τ
7th
φ
148th
√2
18th
1st
𝑒
1st