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.

A255264 Total number of ON cells in the "Ulam-Warburton" two-dimensional cellular automaton of A147562 after A048645(n) generations.

Table of values

n a(n)
1 1
2 5
3 9
4 21
5 25
6 37
7 85
8 89
9 101
10 149
11 341
12 345
13 357
14 405
15 597
16 1365
17 1369
18 1381
19 1429
20 1621
21 2389
22 5461
23 5465
24 5477
25 5525
26 5717
27 6485
28 9557
29 21845
30 21849
31 21861
32 21909
33 22101
34 22869
35 25941
36 38229
37 87381
38 87385
39 87397
40 87445
41 87637

List of values

[1, 5, 9, 21, 25, 37, 85, 89, 101, 149, 341, 345, 357, 405, 597, 1365, 1369, 1381, 1429, 1621, 2389, 5461, 5465, 5477, 5525, 5717, 6485, 9557, 21845, 21849, 21861, 21909, 22101, 22869, 25941, 38229, 87381, 87385, 87397, 87445, 87637]

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

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