12 Days of Christmas
14th
17th
22nd
220th
11th
24 Game
16th
5th
99 Bottles of Beer
30th
502nd
8th
Abundant Numbers
19th
277th
6th
Abundant Numbers (Long)
10th
192nd
6th
Arabic to Roman
134th
12th
Arrows
163rd
Ascending Primes
196th
ASCII Table
20th
123rd
8th
brainfuck
96th5th
Card Number Validation
143rd
Catalan Numbers
16th
96th
381st
4th
Catalan’s Constant
19th
48th
154th
5th
Christmas Trees
31st
70th
3rd
Collatz
18th
144th
11th
CSS Colors
41st
99th
5th
Cubes
11th
99th
5th
Day of Week
1st
62nd
128th
7th
Diamonds
24th
46th
90th
4th
Divisors
35th
1st
8th
Emirp Numbers
17th
171st
316th
4th
Emirp Numbers (Long)
10th
157th
3rd
Emojify
104th
Evil Numbers
24th
24th
138th
6th
Evil Numbers (Long)
11th
14th
41st
4th
Factorial Factorisation
181st
Fibonacci
27th
189th
28th
Fizz Buzz
172nd
99th
57th
64th
275th
59th
11th
18th
Foo Fizz Buzz Bar
8th
49th
1st
8th
Forsyth–Edwards Notation
98th
Fractions
109th
1st
Game of Life
126th
Gijswijt’s Sequence
8th
11th
5th
7th
10th
38th
11th8th
129th
7th
4th
11th
Happy Numbers
13th
56th
188th
7th
Happy Numbers (Long)
11th
115th
3rd
Hexdump
166th
Intersection
66th
Inventory Sequence
15th
190th
4th
ISBN
124th
Jacobi Symbol
106th
Kolakoski Constant
20th17th17th28th20th17th41st25th20th18th23rd12th16th16th6th6th14th18th20th21st14th
16th8th32nd41st15th7th26th6th6th4th14th16th34th8th144th12th14th34th12th7th8th7th8th6th9th4th10th
Kolakoski Sequence
24th
110th
77th
6th
Leap Years
18th
584th
10th
Levenshtein Distance
1st
Leyland Numbers
18th
151st
4th
ln 2
116th
Look and Say
10th
171st
4th
Lucky Numbers
13th
13th
61st
81st
4th
Lucky Tickets
162nd
Morse Decoder
216th
Morse Encoder
242nd
N Queens
91st
Niven Numbers
25th
410th
7th
Niven Numbers (Long)
16th
226th
6th
Number Spiral
17th
5th
Odious Numbers
24th
25th
156th
7th
Odious Numbers (Long)
12th
14th
158th
4th
Ordinal Numbers
125th
1st
7th
Pangram Grep
147th
Pascal’s Triangle
19th
98th
80th
8th
Pernicious Numbers
21st
148th
6th
Pernicious Numbers (Long)
15th
128th
6th
Prime Numbers
22nd
266th
78th
415th
24th
7th
Prime Numbers (Long)
15th
586th
36th
6th
Quine
1st
1st
74th
Recamán
18th
46th
5th
Repeating Decimals
11th
94th
Reverse Polish Notation
220th
Rijndael S-box
14th
3rd
Rock-paper-scissors-Spock-lizard
15th
270th
Roman to Arabic
55th
ROT13
93rd
30th
Rule 110
17th
104th
290th
5th
Seven Segment
182nd
SI Units
42nd
3rd
Sierpiński Triangle
16th
6th
Smith Numbers
15th
69th
27th
4th
Spelling Numbers
86th
Time Distance
59th
Tongue-twisters
17th10th
238th
14th
Transpose Sentence
146th
United States
221st
Vampire Numbers
17th
125th
4th
Van Eck Sequence
16th
248th
3rd
Zeckendorf Representation
88th
γ
18th
30th
89th
6th
5th
λ
28th
75th
143rd
4th
π
27th
183rd
199th
33rd
5th
τ
24th
197th
29th
4th
φ
29th
176th
4th
√2
26th
152nd
5th
𝑒
26th
105th16th
5th