A299132 - OEIS

%I #4 Feb 03 2018 09:06:27

%S 1,127,576,9316,130924,1969223,31421743,497341456,7976508449,

%T 127912383976,2054479924477,33013859983436,530587444370022,

%U 8528660855296842,137093294164198233,2203756183598761953

%N Number of nX5 0..1 arrays with every element equal to 0, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299135.

%H R. H. Hardin, <a href="/A299132/b299132.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299135.

%K nonn

%O 1,2

%A _R. H. Hardin_, Feb 03 2018