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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.

A319018 Number of ON cells after n generations of two-dimensional automaton based on knight moves (see Comments for definition).

Table of values

n a(n)
0 0
1 1
2 9
3 17
4 57
5 65
6 121
7 145
8 265
9 273
10 329
11 377
12 617
13 657
14 865
15 921
16 1201
17 1209
18 1265
19 1313
20 1553
21 1617
22 2001
23 2121
24 2689
25 2745
26 3009
27 3153
28 3841
29 3953
30 4513
31 4649
32 5297
33 5305
34 5361
35 5409
36 5649
37 5713
38 6097
39 6233
40 6881
41 6953
42 7353
43 7585
44 8713
45 8913
46 9961

List of values

[0, 1, 9, 17, 57, 65, 121, 145, 265, 273, 329, 377, 617, 657, 865, 921, 1201, 1209, 1265, 1313, 1553, 1617, 2001, 2121, 2689, 2745, 3009, 3153, 3841, 3953, 4513, 4649, 5297, 5305, 5361, 5409, 5649, 5713, 6097, 6233, 6881, 6953, 7353, 7585, 8713, 8913, 9961]

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

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