12 Days of Christmas
61st
32nd
99 Bottles of Beer
169th
24th
Abundant Numbers
85th
255th
Abundant Numbers (Long)
114th
88th
Arabic to Roman
234th
Arithmetic Numbers
393rd
Ascending Primes
12th
ASCII Table
85th
3rd
Billiards
22nd
Card Number Validation
4th
Catalan Numbers
243rd
42nd
Catalan’s Constant
74th
61st
Christmas Trees
74th
293rd
Collatz
296th
446th
Cubes
22nd
139th
Diamonds
140th
8th
Divisors
485th
28th
Emirp Numbers
386th
9th
Emirp Numbers (Long)
267th
51st
Evil Numbers
558th
44th441st
Evil Numbers (Long)
329th
40th656th
Factorial Factorisation
64th
98th
Farey Sequence
5th
Fibonacci
408th
44th
Fizz Buzz
60th9,069th
Foo Fizz Buzz Bar
417th
11th
Fractions
281st
88th
Game of Life
141st
Gijswijt’s Sequence
116th
Happy Numbers
150th
30th
Happy Numbers (Long)
106th
77th
Hexdump
42nd
Intersection
63rd
80th
Inventory Sequence
236th
34th
ISBN
176th
53rd
Jacobi Symbol
157th
Kolakoski Constant
38th
116th
Kolakoski Sequence
87th
25th
Leap Years
164th
41st
Levenshtein Distance
236th
Leyland Numbers
261st
23rd
Look and Say
98th
60th
Lucky Numbers
255th
11th
Lucky Tickets
104th
11th
Niven Numbers
375th
47th
Niven Numbers (Long)
55th
Number Spiral
211th
49th
Odious Numbers
447th
42nd253rd
Odious Numbers (Long)
289th
40th
Ordinal Numbers
233rd
191st352nd
PalindromemordnilaP
103rd257th11th
Pangram Grep
177th
31st
Pascal’s Triangle
310th
49th
Pernicious Numbers
1,175th
37th
Pernicious Numbers (Long)
268th
32nd
Prime Numbers
327th
113th551st
Prime Numbers (Long)
387th
102nd
Quine
1,124th
156th
Recamán
126th
34th
Repeating Decimals
20th
Reverse Polish Notation
140th
80th
Rijndael S-box
88th
Roman to Arabic
207th
79th
ROT13
254th
8th
Rule 110
225th
29th
Seven Segment
56th
Sierpiński Triangle
82nd
110th
Smith Numbers
84th
Spelling Numbers
383rd
169th
Tic-tac-toe
142nd
34th
Tongue-twisters
179th
Transpose Sentence
78th
United States
Vampire Numbers
76th
28th
Van Eck Sequence
509th
49th
Zeckendorf Representation
42nd
π
277th
72nd
τ
311th
75th
φ
243rd
38th
√2
290th
40th
𝑒
357th
65th