A299934 - OEIS

%I #4 Feb 22 2018 07:18:20

%S 3,236,6243,144072,3441754,82403876,1969988474,47097894761,

%T 1126027901118,26921354166636,643642170624112,15388350262653390,

%U 367908346302801018,8796040464090891020,210297832442919242608,5027850714800357439307

%N Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 4, 5, 7 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299937.

%H R. H. Hardin, <a href="/A299934/b299934.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..1..1..1..0. .0..1..1..0..0. .0..1..0..1..0. .0..1..1..1..0

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

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

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

%Y Cf. A299937.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 22 2018