A302968 - OEIS

%I #4 Apr 16 2018 11:57:30

%S 16,512,4527,49521,493132,5122000,52646395,540681182,5569126817,

%T 57254087318,589032216747,6059464681577,62328319647566,

%U 641176141999092,6595539320186789,67846561446192118,697921529912134766

%N Number of 5Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

%C Row 5 of A302965.

%H R. H. Hardin, <a href="/A302968/b302968.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

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

%Y Cf. A302965.

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 16 2018