A295942 - OEIS

%I #4 Nov 30 2017 06:25:15

%S 13,529,4667,65009,1311947,18443146,279143247,4651767361,71601077879,

%T 1113325540538,17728921826557,277559110403766,4349266027972356,

%U 68547642119549740,1076488599652738176,16903736224033460915

%N Number of nX7 0..1 arrays with each 1 adjacent to 1 or 3 king-move neighboring 1s.

%C Column 7 of A295943.

%H R. H. Hardin, <a href="/A295942/b295942.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%Y Cf. A295943.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 30 2017