12 Days of Christmas
88th
99 Bottles of Beer
25th
Abundant Numbers
62nd8th89th
19th
57th
Abundant Numbers (Long)
49th19th70th
22nd
44th
Arabic to Roman
30th
Arithmetic Numbers
25th
ASCII Table
74th42nd
173rd
Catalan’s Constant
13th16th
13th
Christmas Trees
47th
Collatz
55th
521st
CSS Colors
8th
Day of Week
27th29th
Diamonds
21st
Divisors
177th44th
16th
53rd
23rd
Emirp Numbers
45th
Emirp Numbers (Long)
29th
Emojify
45th
Evil Numbers
68th
409th
Evil Numbers (Long)
99th54th
319th
Factorial Factorisation
15th
Farey Sequence
25th
Fibonacci
382nd274th
197th
Fizz Buzz
31st158th
Foo Fizz Buzz Bar
75th41st
Fractions
19th
Game of Life
25th
Happy Numbers
60th
86th
Happy Numbers (Long)
34th
33rd
Hexdump
25th
Intersection
45th
19th
ISBN
53rd43rd
18th
32nd
Jacobi Symbol
34th
Leap Years
72nd
Levenshtein Distance
17th
111th
Leyland Numbers
14th
ln 2
15th
Look and Say
17th
Lucky Numbers
16th
31st
Niven Numbers
130th
50th
Niven Numbers (Long)
50th
Odious Numbers
129th54th
Odious Numbers (Long)
80th40th
Ordinal Numbers
30th
Pascal’s Triangle
103rd50th
65th
Pernicious Numbers
66th
Polyominoes
15th
Prime Numbers
191st84th
109th229th
71st
Prime Numbers (Long)
122nd59th
Quine
99th67th
74th
15th
Recamán
45th
Repeating Decimals
12th
Rijndael S-box
31st14th
Roman to Arabic
30th
38th
120th
Smith Numbers
28th
Spelling Numbers
29th
Time Distance
27th
Tongue-twisters
37th
Transpose Sentence
16th
Vampire Numbers
38th
π
17th
τ
15th
φ
25th
√2
10th17th10th23rd33rd38th31st14th49th35th15th23rd13th8th29th15th16th7th48th29th31st7th67th107th62nd31st7th22nd21st38th17th48th14th492nd14th20th22nd45th15th25th10th9th20th6th14th6th9th
𝑒
20th