12 Days of Christmas
10th
56th
90th
6th
99 Bottles of Beer
30th
20th
89th
8th
Abundant Numbers
8th
💎
14th
12th
35th
6th
Abundant Numbers (Long)
1st
2nd
3rd
Arabic to Roman
7th
52nd
10th
10th
Arithmetic Numbers
1st
58th
Arrows
9th
13th
Ascending Primes
💎
1st
ASCII Table
13th
brainfuck
5th
8th
Catalan Numbers
4th
1st
1st
Christmas Trees
12th
8th
2nd
Collatz
7th
5th
CSS Colors
1st
49th
15th
8th
Cubes
10th
34th
2nd
Day of Week
1st
89th
1st
DFA Simulator
42nd
Diamonds
11th
9th
18th
6th
Divisors
6th112th
23rd
13th
37th
1st
4th
1st
Emirp Numbers
5th
8th59th
16th
4th
25th
8th
Emirp Numbers (Long)
6th
Emojify
Evil Numbers
24th
7th46th
9th
24th
7th
1st
1st
31st
2nd
Evil Numbers (Long)
10th
10th
1st
1st
Factorial Factorisation
4th
30th
Farey Sequence
1st
32nd
Fibonacci
59th45th
16th127th
13th
44th
1st1st30th30th
38th
1st
59th
5th
Fizz Buzz
2nd
1st
4th
38th
1st
9th
270th25th1st43rd3rd
3rd
Foo Fizz Buzz Bar
1st
1st
4th
Fractions
1st
6th
1st19th1st
💎
Gijswijt’s Sequence
40th
Happy Numbers
5th
3rd
14th
1st
53rd
9th
Happy Numbers (Long)
3rd
6th
Hexdump
1st
Intersection
14th
17th
21st
5th
Inventory Sequence
8th
ISBN
84th
Kaprekar Numbers
7th
Kolakoski Constant
18th
6th
Kolakoski Sequence
6th
19th
12th
4th
Leap Years
7th36th
11th
44th
12th
17th
13th
Levenshtein Distance
13th
10th
17th
18th
Leyland Numbers
1st
6th
12th
1st
26th
4th
ln 2
1st
Look and Say
6th
Lucky Numbers
3rd
Lucky Tickets
13th
10th
Morse Decoder
Morse Encoder
7th
12th
Musical Chords
13th
Niven Numbers
10th59th
1st
1st
14th
1st
1st
9th
Niven Numbers (Long)
💎
16th
Number Spiral
4th
Odious Numbers
7th7th
8th
23rd4th
1st
1st
27th
1st
Odious Numbers (Long)
5th
8th
1st
1st
1st
Ordinal Numbers
💎
1st
3rd
1st
Pangram Grep
43rd
1st
8th
97th
23rd
12th
Pascal’s Triangle
10th
42nd
1st
5th
Pernicious Numbers
8th22nd
17th
1st
26th
1st
1st22nd
1st
1st
19th
1st
Pernicious Numbers (Long)
6th
24th
1st
Poker
5th
Prime Numbers
6th73rd
21st
4th
1st
223rd
1st
45th
58th37th
1st102nd11th
1st
Prime Numbers (Long)
54th
1st
1st
1st
1st
44th
3rd
QR Decoder
17th
Quine
1st1st
2nd97th59th19th
1st53rd
1st18th74th37th72nd29th77th
1st21st
78th45th
1st41st1st1st46th8th
Recamán
1st
Repeating Decimals
1st
Reverse Polish Notation
1st
1st
Reversi
20th
Rock-paper-scissors-Spock-lizard
5th
3rd
31st
9th
Roman to Arabic
7th
11th
1st
7th
ROT13
53rd
Rule 110
11th
10th
8th
13th
5th
Scrambled Sort
1st
22nd
Set
24th
Seven Segment
9th
1st
💎
Sierpiński Triangle
9th55th
8th
💎
Spelling Numbers
55th
18th
Star Wars Opening Crawl
21st
Sudoku
4th
3rd
Ten-pin Bowling
12th
Time Distance
11th
Tongue-twisters
11th
17th
23rd
8th
Transpose Sentence
1st
3rd
United States
Vampire Numbers
24th5th
14th
Van Eck Sequence
1st
27th
Zeckendorf Representation
12th
Zodiac Signs
16th
λ
4th
5th19th
💎
3rd
7th
💎
4th
6th
π
6th
6th53rd
7th
9th
16th
5th
τ
5th
4th
7th
7th
14th
4th
φ
4th
5th21st
1st
1st
7th
1st
1st
4th
√2
5th
7th21st
1st
7th
1st
1st
4th
𝑒
9th
7th24th
15th
6th
8th
1st
14th
4th