A297948 - OEIS

%I #4 Jan 09 2018 07:34:45

%S 3,174,796,4258,23840,134642,750733,4222383,23711537,132980654,

%T 746752625,4193871923,23544394740,132198744673,742328077116,

%U 4168064624507,23403479996329,131411747457089,737875596512806,4143166297781819

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

%C Column 5 of A297951.

%H R. H. Hardin, <a href="/A297948/b297948.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=6

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

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

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

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

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

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

%Y Cf. A297951.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 09 2018