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.

A247666 Number of ON cells after n generations of "Odd-Rule" cellular automaton on hexagonal lattice based on 7-celled neighborhood.

Table of values

n a(n)
0 1
1 7
2 7
3 25
4 7
5 49
6 25
7 103
8 7
9 49
10 49
11 175
12 25
13 175
14 103
15 409
16 7
17 49
18 49
19 175
20 49
21 343
22 175
23 721
24 25
25 175
26 175
27 625
28 103
29 721
30 409
31 1639
32 7
33 49
34 49
35 175
36 49
37 343
38 175
39 721
40 49
41 343
42 343
43 1225
44 175
45 1225
46 721
47 2863
48 25
49 175
50 175
51 625

List of values

[1, 7, 7, 25, 7, 49, 25, 103, 7, 49, 49, 175, 25, 175, 103, 409, 7, 49, 49, 175, 49, 343, 175, 721, 25, 175, 175, 625, 103, 721, 409, 1639, 7, 49, 49, 175, 49, 343, 175, 721, 49, 343, 343, 1225, 175, 1225, 721, 2863, 25, 175, 175, 625]