A299463 - OEIS

%I #4 Feb 10 2018 10:45:44

%S 5,604,3432,27639,402789,4175049,41279802,478753977,5290010417,

%T 56678381912,628056298886,6944439180167,75986755714380,

%U 836462328426123,9221151387039596,101381943842629100,1115501902156678336

%N Number of nX6 0..1 arrays with every element equal to 1, 2, 3, 5, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 6 of A299465.

%H R. H. Hardin, <a href="/A299463/b299463.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

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

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

%Y Cf. A299465.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 10 2018