12 Days of Christmas
87th
99 Bottles of Beer
26th
Abundant Numbers
61st17th74th
19th
42nd
Abundant Numbers (Long)
44th17th59th
19th
28th
Arabic to Roman
28th
Arithmetic Numbers
21st
ASCII Table
71st38th
169th
Catalan’s Constant
13th15th
11th
Christmas Trees
46th
Collatz
48th
489th
CSS Colors
7th
Day of Week
26th24th
Diamonds
20th
Divisors
167th42nd
14th
49th
20th
Emirp Numbers
41st
Emirp Numbers (Long)
24th
Emojify
36th
Evil Numbers
61st
373rd
Evil Numbers (Long)
89th46th
288th
Factorial Factorisation
13th
Farey Sequence
21st
Fibonacci
349th258th
183rd
Fizz Buzz
32nd153rd
Foo Fizz Buzz Bar
70th37th
Fractions
17th
Game of Life
23rd
Happy Numbers
55th
77th
Happy Numbers (Long)
29th
32nd
Hexdump
23rd
Intersection
38th
16th
ISBN
46th42nd
16th
22nd
Jacobi Symbol
30th
Leap Years
71st
Levenshtein Distance
16th
122nd
Leyland Numbers
13th
ln 2
14th
Look and Say
15th
Lucky Numbers
15th
25th
Niven Numbers
124th
47th
Niven Numbers (Long)
47th
Odious Numbers
114th47th
Odious Numbers (Long)
70th34th
Ordinal Numbers
28th
Pascal’s Triangle
100th45th
57th
Pernicious Numbers
60th
Polyominoes
11th
Prime Numbers
179th75th
100th219th
70th
Prime Numbers (Long)
110th54th
Quine
99th65th
63rd
12th
Recamán
41st
Repeating Decimals
10th
Rijndael S-box
27th11th
Roman to Arabic
30th
42nd
131st
Smith Numbers
25th
Spelling Numbers
26th
Time Distance
26th
Tongue-twisters
34th
Transpose Sentence
13th
Vampire Numbers
34th
π
15th
τ
13th
φ
23rd
√2
17th10th21st31st34th29th13th46th35th15th23rd13th11th29th15th15th7th48th28th30th7th58th101st60th31st7th21st20th34th18th47th14th411th13th19th21st58th15th25th9th8th18th5th13th6th9th16th
𝑒
19th