12 Days of Christmas
57th
40th
99 Bottles of Beer
169th
26th
Abundant Numbers
88th
261st
Abundant Numbers (Long)
92nd
177th
Arabic to Roman
238th
Arithmetic Numbers
396th
Ascending Primes
18th
ASCII Table
87th
3rd
Billiards
24th
Card Number Validation
4th
Catalan Numbers
249th
42nd
Catalan’s Constant
75th
62nd
Christmas Trees
77th
301st
Collatz
298th
451st
Cubes
22nd
140th
Diamonds
139th
8th
Divisors
492nd
28th
Emirp Numbers
371st
21st
Emirp Numbers (Long)
271st
54th
Evil Numbers
550th
46th448th
Evil Numbers (Long)
335th
42nd669th
Factorial Factorisation
86th
101st
Farey Sequence
5th
Fibonacci
459th
45th
Fizz Buzz
60th9,175th
Foo Fizz Buzz Bar
430th
11th
Fractions
293rd
94th
Game of Life
146th
Gijswijt’s Sequence
126th
Happy Numbers
158th
30th
Happy Numbers (Long)
109th
82nd
Hexdump
41st
Intersection
69th
25th
Inventory Sequence
241st
34th
ISBN
180th
53rd
Jacobi Symbol
163rd
Kolakoski Constant
40th
121st
Kolakoski Sequence
87th
25th
Leap Years
172nd
43rd
Levenshtein Distance
236th
Leyland Numbers
263rd
23rd
Look and Say
101st
69th
Lucky Numbers
270th
13th
Lucky Tickets
118th
13th
Niven Numbers
367th
49th
Niven Numbers (Long)
56th
Number Spiral
214th
49th
Odious Numbers
451st
44th257th
Odious Numbers (Long)
288th
42nd
Ordinal Numbers
236th
192nd358th
PalindromemordnilaP
97th282nd16th
Pangram Grep
185th
33rd
Pascal’s Triangle
308th
51st
Pernicious Numbers
1,207th
38th
Pernicious Numbers (Long)
284th
34th
Prime Numbers
335th
116th568th
Prime Numbers (Long)
396th
105th
Quine
722nd
167th
Recamán
139th
37th
Repeating Decimals
20th
Reverse Polish Notation
123rd
80th
Rijndael S-box
86th
Roman to Arabic
211th
82nd
ROT13
265th
9th
Rule 110
233rd
29th
Seven Segment
58th
Sierpiński Triangle
83rd
111th
Smith Numbers
89th
Spelling Numbers
396th
176th
Tic-tac-toe
144th
37th
Tongue-twisters
204th
Tower of Hanoi
70th
Transpose Sentence
80th
United States
Vampire Numbers
76th
29th
Van Eck Sequence
527th
50th
Zeckendorf Representation
43rd
π
280th
73rd
τ
316th
77th
φ
249th
38th
√2
296th
40th
𝑒
362nd
66th