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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.

A183311 Half the number of n X 10 binary arrays with no element equal to a strict majority of its horizontal and vertical neighbors.

Table of values

n a(n)
1 34
2 90
3 2199
4 57249
5 2113257
6 71244598
7 2447317278
8 83828453334
9 2872365166632
10 98443712937832
11 3374443074400317
12 115681374040641527
13 3965953010347657340
14 135970823441576045577
15 4661739412614625916040
16 159827567992214512088271

List of values

[34, 90, 2199, 57249, 2113257, 71244598, 2447317278, 83828453334, 2872365166632, 98443712937832, 3374443074400317, 115681374040641527, 3965953010347657340, 135970823441576045577, 4661739412614625916040, 159827567992214512088271]

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

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