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.

A169707 Total number of ON cells at stage n of two-dimensional cellular automaton defined by "Rule 750" using the von Neumann neighborhood.

Table of values

n a(n)
1 1
2 5
3 9
4 21
5 25
6 37
7 57
8 85
9 89
10 101
11 121
12 149
13 169
14 213
15 281
16 341
17 345
18 357
19 377
20 405
21 425
22 469
23 537
24 597
25 617
26 661
27 729
28 805
29 889
30 1045
31 1241
32 1365
33 1369
34 1381
35 1401
36 1429
37 1449
38 1493
39 1561
40 1621
41 1641
42 1685
43 1753
44 1829
45 1913
46 2069
47 2265
48 2389
49 2409
50 2453
51 2521

List of values

[1, 5, 9, 21, 25, 37, 57, 85, 89, 101, 121, 149, 169, 213, 281, 341, 345, 357, 377, 405, 425, 469, 537, 597, 617, 661, 729, 805, 889, 1045, 1241, 1365, 1369, 1381, 1401, 1429, 1449, 1493, 1561, 1621, 1641, 1685, 1753, 1829, 1913, 2069, 2265, 2389, 2409, 2453, 2521]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.