12 Days of Christmas
13th
17th
22nd
34th
11th
24 Game
15th
4th
99 Bottles of Beer
28th
103rd
8th
Abundant Numbers
19th
77th
6th
Abundant Numbers (Long)
10th
53rd
6th
Arabic to Roman
34th
12th
Arrows
76th
Ascending Primes
83rd
ASCII Table
18th
47th
8th
brainfuck
43rd5th
Card Number Validation
140th
Catalan Numbers
15th
94th
301st
4th
Catalan’s Constant
18th
50th
136th
4th
Christmas Trees
24th
33rd
2nd
Collatz
17th
188th
10th
CSS Colors
41st
68th
5th
Cubes
11th
97th
4th
Day of Week
1st
60th
50th
7th
Diamonds
20th
43rd
84th
3rd
Divisors
33rd
1st
8th
Emirp Numbers
16th
116th
170th
4th
Emirp Numbers (Long)
10th
48th
2nd
Emojify
106th
Evil Numbers
23rd
22nd
130th
6th
Evil Numbers (Long)
11th
13th
35th
4th
Factorial Factorisation
169th
Fibonacci
26th
181st
26th
Fizz Buzz
173rd
97th
55th
42nd
272nd
38th
11th
17th
Foo Fizz Buzz Bar
8th
52nd
17th
7th
Forsyth–Edwards Notation
36th
Fractions
42nd
1st
Game of Life
62nd
Gijswijt’s Sequence
7th
9th
5th
6th
9th
38th
10th8th
127th
7th
4th
11th
Happy Numbers
13th
54th
145th
7th
Happy Numbers (Long)
11th
44th
3rd
Hexdump
78th
Intersection
23rd
Inventory Sequence
15th
135th
3rd
ISBN
45th
Jacobi Symbol
45th
Kolakoski Constant
20th17th27th19th17th40th24th20th17th22nd11th16th16th9th6th13th17th20th20th14th
16th8th30th44th14th7th26th6th6th7th13th17th33rd8th132nd12th13th34th12th7th7th6th8th5th7th4th10th
Kolakoski Sequence
22nd
107th
13th
5th
Leap Years
18th
369th
10th
Levenshtein Distance
16th
Leyland Numbers
18th
62nd
4th
ln 2
112th
Look and Say
8th
53rd
3rd
Lucky Numbers
13th
13th
56th
79th
4th
Lucky Tickets
128th
Morse Decoder
145th
Morse Encoder
138th
N Queens
38th
Niven Numbers
24th
282nd
7th
Niven Numbers (Long)
16th
221st
6th
Number Spiral
17th
5th
Odious Numbers
23rd
24th
148th
7th
Odious Numbers (Long)
12th
13th
148th
4th
Ordinal Numbers
47th
1st
7th
Pangram Grep
56th
Pascal’s Triangle
19th
94th
41st
7th
Pernicious Numbers
19th
141st
6th
Pernicious Numbers (Long)
15th
117th
6th
Prime Numbers
20th
262nd
78th
397th
27th
7th
Prime Numbers (Long)
15th
567th
32nd
5th
Quine
1st
1st
70th
Recamán
18th
20th
4th
Repeating Decimals
10th
42nd
Reverse Polish Notation
65th
Rijndael S-box
14th
2nd
Rock-paper-scissors-Spock-lizard
10th
105th
Roman to Arabic
49th
ROT13
102nd
27th
Rule 110
16th
104th
278th
3rd
Seven Segment
62nd
SI Units
20th
3rd
Sierpiński Triangle
15th
3rd
Smith Numbers
15th
65th
11th
4th
Spelling Numbers
83rd
Time Distance
29th
Tongue-twisters
16th9th
71st
11th
Transpose Sentence
145th
United States
132nd
Vampire Numbers
17th
49th
3rd
Van Eck Sequence
15th
145th
2nd
Zeckendorf Representation
25th
γ
14th
29th
71st
5th
5th
λ
27th
55th
116th
4th
π
24th
183rd
210th
21st
4th
τ
25th
117th
20th
4th
φ
29th
119th
4th
√2
26th
107th
4th
𝑒
26th
91st14th
5th