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.

A269568 First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 622", based on the 5-celled von Neumann neighborhood.

Table of values

n a(n)
0 4
1 4
2 12
3 4
4 12
5 20
6 12
7 20
8 12
9 20
10 12
11 36
12 36
13 52
14 52
15 52
16 -28
17 44
18 4
19 4
20 76
21 4
22 44
23 92
24 52
25 44
26 84
27 108
28 -44
29 252
30 -20
31 276
32 -148
33 100
34 44
35 -4
36 12
37 -36
38 116
39 116
40 36
41 12
42 108
43 20
44 84
45 124
46 132
47 292
48 -180
49 212
50 -12
51 132
52 12
53 300
54 228
55 52
56 196
57 148
58 36
59 276

List of values

[4, 4, 12, 4, 12, 20, 12, 20, 12, 20, 12, 36, 36, 52, 52, 52, -28, 44, 4, 4, 76, 4, 44, 92, 52, 44, 84, 108, -44, 252, -20, 276, -148, 100, 44, -4, 12, -36, 116, 116, 36, 12, 108, 20, 84, 124, 132, 292, -180, 212, -12, 132, 12, 300, 228, 52, 196, 148, 36, 276]