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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.

A202092 Number of (n+2) X (n+2) binary arrays avoiding patterns 001 and 011 in rows and columns.

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%I A202092 #7 Apr 22 2021 14:00:14
%S A202092 108,1296,12000,160000,1715000,24010000,280052640,4032758016,
%T A202092 49700008512,728933458176,9337998878208,138735983333376,
%U A202092 1829038842774000,27435582641610000,369797030228340000,5588044012339360000
%N A202092 Number of (n+2) X (n+2) binary arrays avoiding patterns 001 and 011 in rows and columns.
%C A202092 Diagonal of A202100.
%e A202092 Some solutions for n=3
%e A202092 ..1..1..1..1..1....1..1..1..0..1....1..1..0..0..0....1..1..1..1..1
%e A202092 ..0..1..0..1..0....1..1..1..1..0....1..1..1..0..1....1..1..1..0..0
%e A202092 ..1..0..0..0..0....1..1..1..0..1....0..1..0..0..0....0..0..0..0..0
%e A202092 ..0..1..0..0..0....1..0..0..0..0....1..0..1..0..0....1..1..1..0..0
%e A202092 ..1..0..0..0..0....1..0..1..0..1....0..1..0..0..0....0..0..0..0..0
%Y A202092 Cf. A202100.
%K A202092 nonn
%O A202092 1,1
%A A202092 _R. H. Hardin_ Dec 11 2011