A299014 - OEIS

%I #4 Jan 31 2018 09:38:32

%S 64,353,957,18758,259556,3848010,59666756,931277377,14739630633,

%T 227368007690,3555807950108,55990966099803,872001417883372,

%U 13628063102584994,213631343418010157,3338835028830178746

%N Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.

%C Column 7 of A299015.

%H R. H. Hardin, <a href="/A299014/b299014.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A299015.

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 31 2018