12 Days of Christmas
89th
99 Bottles of Beer
27th
Abundant Numbers
64th10th92nd
20th
63rd
Abundant Numbers (Long)
52nd19th72nd
23rd
64th
Arabic to Roman
32nd
Arithmetic Numbers
26th
ASCII Table
78th44th
183rd
Catalan’s Constant
16th16th
15th
Christmas Trees
48th
Collatz
59th
552nd
CSS Colors
8th
Day of Week
22nd31st
Diamonds
21st
Divisors
184th45th
17th
54th
24th
Emirp Numbers
47th
Emirp Numbers (Long)
29th
Emojify
46th
Evil Numbers
73rd
424th
Evil Numbers (Long)
104th58th
338th
Factorial Factorisation
15th
Farey Sequence
26th
Fibonacci
386th282nd
205th
Fizz Buzz
31st159th
Foo Fizz Buzz Bar
77th41st
Fractions
19th
Game of Life
26th
Happy Numbers
66th
92nd
Happy Numbers (Long)
37th
34th
Hexdump
26th
Intersection
48th
19th
ISBN
53rd44th
19th
32nd
Jacobi Symbol
34th
Leap Years
74th
Levenshtein Distance
17th
114th
Leyland Numbers
14th
ln 2
15th
Look and Say
17th
Lucky Numbers
16th
33rd
Niven Numbers
134th
51st
Niven Numbers (Long)
53rd
Odious Numbers
130th58th
Odious Numbers (Long)
82nd44th
Ordinal Numbers
30th
Pascal’s Triangle
103rd53rd
69th
Pernicious Numbers
71st
Polyominoes
15th
Prime Numbers
200th89th
115th241st
72nd
Prime Numbers (Long)
127th64th
Quine
107th70th
84th
15th
Recamán
47th
Repeating Decimals
12th
Rijndael S-box
34th15th
Roman to Arabic
31st
39th
127th
Smith Numbers
28th
Spelling Numbers
31st
Time Distance
29th
Tongue-twisters
37th
Transpose Sentence
16th
Vampire Numbers
38th
π
17th
τ
15th
φ
25th
√2
11th17th11th24th34th39th31st14th51st35th15th23rd13th10th27th15th16th7th48th31st31st8th67th113th63rd32nd8th22nd21st39th17th52nd14th509th15th21st22nd51st15th25th10th9th21st6th14th6th11th
𝑒
20th