12 Days of Christmas
91st
99 Bottles of Beer
26th
Abundant Numbers
64th17th89th
22nd
58th
Abundant Numbers (Long)
50th19th70th
22nd
45th
Arabic to Roman
30th
Arithmetic Numbers
25th
ASCII Table
74th42nd
186th
Catalan’s Constant
13th16th
13th
Christmas Trees
47th
Collatz
55th
527th
CSS Colors
8th
Day of Week
27th29th
Diamonds
21st
Divisors
177th44th
16th
53rd
23rd
Emirp Numbers
45th
Emirp Numbers (Long)
29th
Emojify
44th
Evil Numbers
68th
409th
Evil Numbers (Long)
99th54th
320th
Factorial Factorisation
15th
Farey Sequence
25th
Fibonacci
382nd274th
197th
Fizz Buzz
32nd158th
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
77th
Levenshtein Distance
17th
131st
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
44th
142nd
Smith Numbers
28th
Spelling Numbers
29th
Time Distance
27th
Tongue-twisters
38th
Transpose Sentence
16th
Vampire Numbers
38th
π
17th
τ
15th
φ
25th
√2
17th10th23rd33rd38th31st14th50th35th15th23rd13th11th29th15th16th7th48th29th31st7th67th107th62nd31st7th22nd21st38th18th49th14th438th14th20th22nd47th16th26th10th9th20th6th14th6th9th
𝑒
20th