A296672 - OEIS

%I #4 Dec 18 2017 11:11:46

%S 21,609,5938,110036,2358963,40937523,794602323,15702927104,

%T 301022037125,5861692033022,114392472761324,2223043668178607,

%U 43293446682040342,843359542317194735,16419266352344666950,319756804547254943701

%N Number of nX6 0..1 arrays with each 1 adjacent to 0, 2 or 3 king-move neighboring 1s.

%C Column 6 of A296674.

%H R. H. Hardin, <a href="/A296672/b296672.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%Y Cf. A296674.

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 18 2017