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.

A267190 Number of ON cells after n generations of the cellular automaton on the square grid that is described in the Comments.

Table of values

n a(n)
0 0
1 1
2 5
3 9
4 13
5 25
6 29
7 41
8 53
9 65
10 85
11 97
12 117
13 145
14 149
15 161
16 173
17 193
18 221
19 241
20 277
21 313
22 357
23 401
24 437
25 489
26 541
27 553
28 581
29 609
30 645
31 689
32 733
33 801
34 869
35 945
36 1021
37 1081
38 1149
39 1217
40 1277
41 1345
42 1397
43 1433
44 1501
45 1569
46 1653
47 1753
48 1829
49 1905
50 1997
51 2057
52 2141
53 2225
54 2317
55 2449
56 2549
57 2681
58 2797
59 2889
60 2965
61 3041
62 3149
63 3289

List of values

[0, 1, 5, 9, 13, 25, 29, 41, 53, 65, 85, 97, 117, 145, 149, 161, 173, 193, 221, 241, 277, 313, 357, 401, 437, 489, 541, 553, 581, 609, 645, 689, 733, 801, 869, 945, 1021, 1081, 1149, 1217, 1277, 1345, 1397, 1433, 1501, 1569, 1653, 1753, 1829, 1905, 1997, 2057, 2141, 2225, 2317, 2449, 2549, 2681, 2797, 2889, 2965, 3041, 3149, 3289]