cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A317530 a(n) is that generation of the rule-30 1D cellular automaton started from a single ON cell in which n successive OFF cells appears for the first time.

Table of values

n a(n)
1 4
2 3
3 5
4 7
5 9
6 17
7 45
8 33
9 44
10 67
11 47
12 66
13 130
14 65
15 129
16 517
17 260
18 516
19 259
20 515
21 258
22 514
23 257
24 513
25 4101
26 1025
27 4100
28 2049
29 4099
30 16388
31 4098
32 16387
33 4097
34 16386
35 8193
36 16385
37 262150
38 32769
39 262149
40 65537
41 262148
42 131073
43 262147
44 524291
45 262146
46 524290
47 262145
48 524289

List of values

[4, 3, 5, 7, 9, 17, 45, 33, 44, 67, 47, 66, 130, 65, 129, 517, 260, 516, 259, 515, 258, 514, 257, 513, 4101, 1025, 4100, 2049, 4099, 16388, 4098, 16387, 4097, 16386, 8193, 16385, 262150, 32769, 262149, 65537, 262148, 131073, 262147, 524291, 262146, 524290, 262145, 524289]