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Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
1

%I #4 Jan 17 2018 07:54:51

%S 1,301,1097,11727,170318,2614097,41029614,638898386,10052063678,

%T 158583602790,2498340363190,39397428555775,621355221314504,

%U 9799418136150295,154554378914017208,2437622610570227313

%N Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 6 king-move adjacent elements, with upper left element zero.

%C Column 6 of A298328.

%H R. H. Hardin, <a href="/A298326/b298326.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A298328.

%K nonn

%O 1,2

%A _R. H. Hardin_, Jan 17 2018