12 Days of Christmas
82nd
99 Bottles of Beer
25th
Abundant Numbers
59th8th70th
13th
41st
Abundant Numbers (Long)
43rd20th55th
16th
27th
Arabic to Roman
27th
Arithmetic Numbers
22nd
ASCII Table
68th38th
137th
Catalan’s Constant
12th14th
10th
Christmas Trees
44th
Collatz
45th
437th
CSS Colors
7th
Day of Week
26th22nd
Diamonds
18th
Divisors
163rd42nd
12th
47th
19th
Emirp Numbers
40th
Emirp Numbers (Long)
23rd
Emojify
37th
Evil Numbers
59th
350th
Evil Numbers (Long)
85th44th
263rd
Factorial Factorisation
13th
Farey Sequence
21st
Fibonacci
336th251st
174th
Fizz Buzz
31st144th
Foo Fizz Buzz Bar
69th35th
Fractions
17th
Game of Life
23rd
Happy Numbers
55th
70th
Happy Numbers (Long)
29th
29th
Hexdump
22nd
Intersection
38th
16th
ISBN
45th41st
16th
21st
Jacobi Symbol
29th
Leap Years
66th
Levenshtein Distance
16th
92nd
Leyland Numbers
12th
ln 2
11th
Look and Say
15th
Lucky Numbers
14th
21st
Niven Numbers
118th
40th
Niven Numbers (Long)
45th
Odious Numbers
111th46th
Odious Numbers (Long)
66th32nd
Ordinal Numbers
28th
Pascal’s Triangle
93rd44th
52nd
Pernicious Numbers
57th
Polyominoes
11th
Prime Numbers
174th72nd
97th210th
69th
Prime Numbers (Long)
107th51st
Quine
94th63rd
57th
11th
Recamán
40th
Repeating Decimals
10th
Rijndael S-box
27th11th
Roman to Arabic
29th
36th
100th
Smith Numbers
24th
Spelling Numbers
26th
Time Distance
25th
Tongue-twisters
31st
Transpose Sentence
12th
Vampire Numbers
34th
π
14th
τ
12th
φ
21st
√2
9th17th9th21st31st31st29th13th43rd34th14th23rd13th8th29th13th15th7th45th26th29th7th57th91st56th30th7th21st19th33rd15th46th14th436th12th19th21st51st12th24th9th7th18th5th13th6th8th16th
𝑒
19th