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.

A280231 Number of nX6 0..1 arrays with no element unequal to a strict majority of its king-move neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.

Table of values

n a(n)
1 8
2 24
3 52
4 288
5 1102
6 4260
7 16282
8 59648
9 220330
10 806580
11 2928596
12 10606308
13 38210998
14 137282336
15 491839132
16 1757295568
17 6265155736
18 22290508020
19 79158223310
20 280632840576
21 993329469088
22 3510893492340
23 12392392661846

List of values

[8, 24, 52, 288, 1102, 4260, 16282, 59648, 220330, 806580, 2928596, 10606308, 38210998, 137282336, 491839132, 1757295568, 6265155736, 22290508020, 79158223310, 280632840576, 993329469088, 3510893492340, 12392392661846]