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Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
1

%I #4 Apr 15 2018 10:32:58

%S 13,113,241,1442,7580,45897,320405,2489823,20679119,181479109,

%T 1638029668,15055216000,140041815820,1311377207833,12333793776935,

%U 116324158971711,1098943034315150,10393405509745294,98366682504010661,931394618765660697

%N Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Column 6 of A302877.

%H R. H. Hardin, <a href="/A302875/b302875.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

%e ..0..1..0..1..0..1. .0..1..1..0..1..1. .0..1..1..0..1..0. .0..0..0..1..1..1

%e ..0..1..1..1..0..1. .1..0..1..0..0..0. .1..0..1..0..1..0. .0..1..0..1..0..1

%e ..0..0..0..1..0..1. .1..0..1..0..1..0. .1..0..1..0..1..0. .0..1..0..1..0..1

%e ..0..1..1..1..1..0. .1..0..1..0..1..1. .0..0..1..1..0..0. .1..1..0..1..0..1

%e ..0..1..0..0..1..0. .1..0..1..0..1..0. .1..0..1..0..1..0. .0..1..0..1..0..1

%Y Cf. A302877.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 15 2018