12 Days of Christmas
31st
99 Bottles of Beer
36th
9th
36th
Abundant Numbers
198th
4th
Abundant Numbers (Long)
1st
Arabic to Roman
59th
Arithmetic Numbers
171st
7th
Arrows
252nd
12th
Ascending Primes
3rd
71st
ASCII Table
16th
364th
19th
brainfuck
46th
Card Number Validation
88th
Catalan Numbers
71st
15th
7th
Catalan’s Constant
11th
7th
Christmas Trees
152nd
20th
Collatz
133rd
5th
CSS Colors
276th
Cubes
26th
16th
Day of Week
75th
80th
DFA Simulator
62nd
Diamonds
37th
322nd
21st
Divisors
41st159th
61st
74th
474th
1st
Emirp Numbers
323rd
27th
Emirp Numbers (Long)
155th
12th
Emojify
10th
Evil Numbers
128th
28th50th
Evil Numbers (Long)
35th
19th
Factorial Factorisation
14th
56th
Farey Sequence
139th
Fibonacci
72nd8th
116th
176th
86th
Fizz Buzz
32nd
143rd
106th446th
16th
35th
1st
54th
25th
51st
Foo Fizz Buzz Bar
20th45th
37th
1st
Forsyth–Edwards Notation
11th
Fractions
55th
89th
271st
13th
Game of Life
8th
Gijswijt’s Sequence
85th
Happy Numbers
150th
33rd
Happy Numbers (Long)
70th
23rd
Intersection
59th
Inventory Sequence
34th
27th
18th
ISBN
38th
14th
Jacobi Symbol
9th
Kaprekar Numbers
13th
Kolakoski Constant
14th
11th
7th
7th
Kolakoski Sequence
13th
45th
22nd
17th
6th
Leap Years
72nd
72nd
306th
30th
Levenshtein Distance
44th
15th
Leyland Numbers
9th
ln 2
13th
10th
4th
4th
Look and Say
134th
12th
Lucky Numbers
21st
9th
9th
Lucky Tickets
117th
Mandelbrot
40th
Maze
70th
12th
Medal Tally
7th
Morse Encoder
190th
N Queens
11th
Niven Numbers
353rd
50th
Niven Numbers (Long)
176th
22nd
Number Spiral
25th41st
16th
Odious Numbers
104th
93rd
28th
Odious Numbers (Long)
68th
76th
25th
Ordinal Numbers
27th
PalindromemordnilaP
138th
Pangram Grep
19th55th
38th
112th
16th
305th
1st
34th13th
Partition Numbers
40th
Pascal’s Triangle
82nd
119th
23rd
Pernicious Numbers
86th
28th
Pernicious Numbers (Long)
21st
Polyominoes
56th
Prime Numbers
44th
102nd
53rd
43rd
147th
21st
19th
Prime Numbers (Long)
140th
48th
1st
Proximity Grid
52nd
Quine
1st
24th1st
25th101st105th53rd
22nd11th33rd1st25th
6th1st
32nd11th4th
112th272nd1st
1st22nd1st25th1st
67th4th82nd78th15th
1st47th24th
Recamán
88th
26th
Repeating Decimals
68th
Reverse Polish Notation
52nd
17th
Reversi
60th
Rijndael S-box
35th
14th
Rock-paper-scissors-Spock-lizard
294th
Roman to Arabic
36th
ROT13
79th
Rule 110
14th
Scrambled Sort
51st
Set
81st
Seven Segment
14th
Sierpiński Triangle
23rd31st
129th
25th
Smith Numbers
24th
16th
7th
8th
Spelling Numbers
68th
14th
12th
Star Wars Opening Crawl
8th
Sudoku
13th
114th
Tic-tac-toe
86th
Time Distance
9th
Tongue-twisters
13th
24th
18th
Topological Sort
60th
Transpose Sentence
49th
Trinomial Triangle
47th
United States
304th
Vampire Numbers
18th
7th
Van Eck Sequence
18th42nd
173rd
27th
Zeckendorf Representation
122nd
11th
γ
26th41st
20th
5th
λ
36th59th
22nd
15th
10th
138th
15th
11th
5th
π
23rd62nd130th
62nd39th
200th
18th
9th
6th
τ
32nd
152nd
12th
9th
φ
32nd
83rd
15th
10th
5th
√2
33rd
31st
93rd
14th
10th
𝑒
13th29th13th22nd34th48th52nd47th36th14th27th22nd10th30th
29th33rd
9th52nd111th88th
39th34th27th35th39th24th49th34th142nd33rd56th88th22nd
8th40th11th20th6th30th7th12th