12 Days of Christmas
15th
19th
27th
39th
12th
24 Game
16th
5th
99 Bottles of Beer
33rd
117th
8th
Abundant Numbers
21st
88th
6th
Abundant Numbers (Long)
10th
65th
6th
Arabic to Roman
41st
13th
Arrows
101st
Ascending Primes
109th
ASCII Table
21st
57th
8th
brainfuck
55th6th
Card Number Validation
166th
Catalan Numbers
17th
106th
339th
5th
Catalan’s Constant
20th
56th
161st
5th
Christmas Trees
34th
39th
3rd
Collatz
20th
219th
11th
CSS Colors
44th
72nd
5th
Cubes
11th
103rd
5th
Day of Week
1st
75th
64th
9th
Diamonds
25th
49th
98th
4th
Divisors
36th
3rd
9th
Emirp Numbers
18th
120th
193rd
4th
Emirp Numbers (Long)
10th
64th
4th
Emojify
124th
Evil Numbers
25th
29th
156th
6th
Evil Numbers (Long)
14th
14th
47th
4th
Factorial Factorisation
203rd
Fibonacci
28th
212th
29th
Fizz Buzz
177th
105th
58th
84th
280th
52nd
11th
18th
Foo Fizz Buzz Bar
8th
63rd
21st
8th
Forsyth–Edwards Notation
39th
Fractions
53rd
1st
Game of Life
78th
Gijswijt’s Sequence
8th
12th
5th
9th
12th
48th
12th9th
154th
7th
4th
18th
Happy Numbers
13th
62nd
167th
7th
Happy Numbers (Long)
13th
51st
4th
Hexdump
96th
Intersection
26th
Inventory Sequence
16th
171st
5th
ISBN
50th
Jacobi Symbol
59th
Kolakoski Constant
21st16th29th21st18th44th27th21st19th23rd12th19th16th11th6th15th18th23rd23rd14th
22nd9th34th56th15th12th27th8th7th9th16th17th35th8th158th13th14th41st15th9th9th8th10th6th9th4th12th
Kolakoski Sequence
26th
120th
18th
6th
Leap Years
21st
407th
12th
Levenshtein Distance
16th
Leyland Numbers
18th
69th
4th
ln 2
142nd
Look and Say
10th
61st
4th
Lucky Numbers
13th
14th
71st
87th
4th
Lucky Tickets
150th
Morse Decoder
165th
Morse Encoder
158th
N Queens
51st
Niven Numbers
27th
313th
7th
Niven Numbers (Long)
16th
253rd
6th
Number Spiral
18th
5th
Odious Numbers
24th
31st
176th
7th
Odious Numbers (Long)
12th
13th
180th
4th
Ordinal Numbers
52nd
1st
7th
Pangram Grep
64th
Pascal’s Triangle
19th
106th
49th
8th
Pernicious Numbers
22nd
163rd
6th
Pernicious Numbers (Long)
16th
142nd
6th
Prime Numbers
25th
281st
80th
431st
29th
7th
Prime Numbers (Long)
16th
613th
40th
7th
Quine
1st
1st
92nd
Recamán
18th
23rd
5th
Repeating Decimals
10th
52nd
Reverse Polish Notation
75th
Rijndael S-box
14th
3rd
Rock-paper-scissors-Spock-lizard
12th
117th
Roman to Arabic
53rd
ROT13
118th
30th
Rule 110
18th
104th
307th
4th
Seven Segment
74th
SI Units
27th
3rd
Sierpiński Triangle
16th
4th
Smith Numbers
15th
75th
12th
4th
Spelling Numbers
101st
Time Distance
32nd
Tongue-twisters
18th11th
79th
14th
Transpose Sentence
171st
United States
151st
Vampire Numbers
17th
53rd
4th
Van Eck Sequence
16th
169th
3rd
Zeckendorf Representation
32nd
γ
20th
37th
94th
6th
5th
λ
29th
63rd
138th
4th
π
28th
198th
239th
31st
5th
τ
25th
139th
29th
4th
φ
30th
140th
4th
√2
27th
133rd
5th
𝑒
28th
116th22nd
5th