%I #4 Dec 28 2017 07:32:00

%S 1,616,16389,223995,6623719,200646607,4893232934,123820581049,

%T 3282367305458,85515734535996,2212616825808470,57500163901287398,

%U 1495338053514246125,38856248352062385594,1009626165673776079481

%N Number of 6Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 or 2 neighboring 1s.

%C Row 6 of A297314.

%H R. H. Hardin, <a href="/A297319/b297319.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

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

%Y Cf. A297314.

%K nonn

%O 1,2

%A _R. H. Hardin_, Dec 28 2017