12 Days of Christmas
86th
99 Bottles of Beer
25th
Abundant Numbers
59th8th80th
18th
52nd
Abundant Numbers (Long)
47th18th67th
21st
39th
Arabic to Roman
29th
Arithmetic Numbers
23rd
ASCII Table
72nd41st
164th
Catalan’s Constant
13th15th
12th
Christmas Trees
47th
Collatz
52nd
500th
CSS Colors
7th
Day of Week
26th27th
Diamonds
20th
Divisors
173rd43rd
15th
51st
21st
Emirp Numbers
42nd
Emirp Numbers (Long)
25th
Emojify
41st
Evil Numbers
64th
389th
Evil Numbers (Long)
96th51st
304th
Factorial Factorisation
14th
Farey Sequence
24th
Fibonacci
359th267th
187th
Fizz Buzz
31st157th
Foo Fizz Buzz Bar
71st38th
Fractions
17th
Game of Life
24th
Happy Numbers
58th
83rd
Happy Numbers (Long)
32nd
33rd
Hexdump
24th
Intersection
40th
18th
ISBN
49th43rd
18th
29th
Jacobi Symbol
32nd
Leap Years
69th
Levenshtein Distance
16th
103rd
Leyland Numbers
14th
ln 2
15th
Look and Say
16th
Lucky Numbers
15th
27th
Niven Numbers
128th
50th
Niven Numbers (Long)
48th
Odious Numbers
123rd50th
Odious Numbers (Long)
76th38th
Ordinal Numbers
29th
Pascal’s Triangle
102nd49th
61st
Pernicious Numbers
63rd
Polyominoes
12th
Prime Numbers
184th77th
106th226th
71st
Prime Numbers (Long)
116th56th
Quine
103rd65th
70th
12th
Recamán
43rd
Repeating Decimals
12th
Rijndael S-box
29th13th
Roman to Arabic
30th
38th
113th
Smith Numbers
28th
Spelling Numbers
27th
Time Distance
27th
Tongue-twisters
34th
Transpose Sentence
15th
Vampire Numbers
35th
π
17th
τ
15th
φ
25th
√2
9th17th10th22nd31st36th29th14th46th35th14th23rd13th8th29th15th15th7th48th28th31st7th66th106th61st31st7th22nd20th37th17th46th14th477th13th19th21st56th15th24th10th8th19th5th13th6th9th
𝑒
20th