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.

A272279 First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 454", based on the 5-celled von Neumann neighborhood.

Table of values

n a(n)
0 4
1 -1
2 16
3 -11
4 28
5 -9
6 29
7 -28
8 43
9 0
10 73
11 -48
12 68
13 -8
14 76
15 -92
16 108
17 -44
18 84
19 -20
20 164
21 -5
22 76
23 -167
24 151
25 -40
26 261
27 -148
28 144
29 3
30 272
31 -247
32 163
33 -4
34 32
35 -48
36 265
37 -5
38 236
39 -140
40 141
41 -157
42 412
43 -115
44 344
45 -220
46 355
47 -308
48 452
49 -47
50 171
51 -92
52 260
53 77
54 195

List of values

[4, -1, 16, -11, 28, -9, 29, -28, 43, 0, 73, -48, 68, -8, 76, -92, 108, -44, 84, -20, 164, -5, 76, -167, 151, -40, 261, -148, 144, 3, 272, -247, 163, -4, 32, -48, 265, -5, 236, -140, 141, -157, 412, -115, 344, -220, 355, -308, 452, -47, 171, -92, 260, 77, 195]