12 Days of Christmas
30th
99 Bottles of Beer
36th
9th
36th
Abundant Numbers
195th
4th
Abundant Numbers (Long)
1st
Arabic to Roman
56th
Arithmetic Numbers
165th
6th
Arrows
247th
12th
Ascending Primes
3rd
69th
ASCII Table
15th
357th
18th
brainfuck
44th
Card Number Validation
84th
Catalan Numbers
70th
15th
7th
Catalan’s Constant
11th
6th
Christmas Trees
151st
20th
Collatz
129th
4th
CSS Colors
270th
Cubes
26th
16th
Day of Week
75th
79th
DFA Simulator
60th
Diamonds
36th
316th
21st
Divisors
40th154th
60th
75th
470th
1st
Emirp Numbers
316th
27th
Emirp Numbers (Long)
150th
11th
Emojify
10th
Evil Numbers
122nd
28th44th
Evil Numbers (Long)
33rd
18th
Factorial Factorisation
14th
51st
Farey Sequence
138th
Fibonacci
71st8th
111th
167th
86th
Fizz Buzz
32nd
140th
106th442nd
14th
35th
1st
54th
25th
51st
Foo Fizz Buzz Bar
19th45th
35th
1st
Forsyth–Edwards Notation
11th
Fractions
55th
89th
269th
13th
Game of Life
7th
Gijswijt’s Sequence
82nd
Happy Numbers
147th
33rd
Happy Numbers (Long)
67th
21st
Intersection
56th
Inventory Sequence
33rd
27th
15th
ISBN
36th
13th
Jacobi Symbol
9th
Kaprekar Numbers
12th
Kolakoski Constant
14th
11th
7th
7th
Kolakoski Sequence
13th
45th
21st
16th
6th
Leap Years
69th
71st
302nd
30th
Levenshtein Distance
52nd
15th
Leyland Numbers
9th
ln 2
13th
10th
4th
4th
Look and Say
132nd
11th
Lucky Numbers
19th
9th
9th
Lucky Tickets
114th
Mandelbrot
36th
Maze
70th
12th
Medal Tally
7th
Morse Encoder
188th
N Queens
11th
Niven Numbers
351st
48th
Niven Numbers (Long)
171st
21st
Number Spiral
25th41st
16th
Odious Numbers
99th
86th
27th
Odious Numbers (Long)
64th
71st
24th
Ordinal Numbers
27th
PalindromemordnilaP
131st
Pangram Grep
16th52nd
37th
110th
16th
298th
1st
35th12th
15th
Partition Numbers
39th
Pascal’s Triangle
80th
117th
23rd
Pernicious Numbers
84th
27th
Pernicious Numbers (Long)
19th
Polyominoes
54th
Prime Numbers
43rd
102nd
53rd
42nd
145th
21st
18th
Prime Numbers (Long)
135th
48th
1st
Proximity Grid
51st
Quine
1st
23rd1st
25th99th104th52nd
22nd11th32nd1st25th
6th1st
31st11th4th
106th268th1st
1st21st1st25th1st
63rd4th82nd71st15th
1st47th24th
Recamán
86th
25th
Repeating Decimals
67th
Reverse Polish Notation
51st
16th
Reversi
56th
Rijndael S-box
33rd
13th
Rock-paper-scissors-Spock-lizard
288th
Roman to Arabic
36th
ROT13
78th
Rule 110
13th
Scrambled Sort
50th
Set
77th
Seven Segment
13th
Sierpiński Triangle
23rd31st
126th
25th
Smith Numbers
24th
14th
6th
8th
Spelling Numbers
67th
13th
11th
Star Wars Opening Crawl
9th
Sudoku
13th
112th
Tic-tac-toe
83rd
Time Distance
9th
Tongue-twisters
12th
24th
18th
Topological Sort
55th
Transpose Sentence
48th
United States
300th
Vampire Numbers
18th
7th
Van Eck Sequence
18th40th
170th
26th
Zeckendorf Representation
117th
11th
γ
25th41st
20th
5th
λ
35th59th
22nd
15th
10th
137th
15th
10th
5th
π
23rd61st129th
62nd39th
195th
18th
9th
6th
τ
31st
148th
12th
9th
φ
31st
80th
15th
10th
5th
√2
32nd
29th
88th
14th
10th
𝑒
12th28th13th22nd33rd47th51st46th36th14th27th22nd10th30th
29th32nd
8th47th107th88th
39th34th26th35th37th24th50th34th136th32nd56th88th22nd
8th39th11th19th6th30th7th12th28th