# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a298130 Showing 1-1 of 1 %I A298130 #4 Jan 13 2018 10:53:21 %S A298130 0,10,62,233,2621,21537,175014,1557284,13225388,115057043,995377715, %T A298130 8609735775,74634586211,646239250543,5597827267858,48490327697080, %U A298130 420018142359036,3638291956178446,31515344567810130,272991120320041375 %N A298130 Number of nX5 0..1 arrays with every element equal to 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero. %C A298130 Column 5 of A298133. %H A298130 R. H. Hardin, Table of n, a(n) for n = 1..210 %e A298130 Some solutions for n=7 %e A298130 ..0..0..0..0..1. .0..0..0..1..1. .0..0..0..0..0. .0..0..1..1..1 %e A298130 ..0..1..0..1..1. .0..1..0..1..1. .0..1..0..1..0. .0..1..0..0..1 %e A298130 ..0..1..1..0..1. .1..0..1..0..0. .1..1..0..1..1. .1..1..0..1..1 %e A298130 ..0..0..0..1..1. .0..1..0..1..0. .1..0..0..1..0. .1..0..1..0..0 %e A298130 ..1..1..1..0..0. .0..1..0..1..1. .1..0..1..0..0. .0..1..0..1..0 %e A298130 ..0..1..0..1..0. .0..1..0..1..0. .0..1..1..0..1. .1..0..1..1..0 %e A298130 ..0..0..1..0..0. .0..0..1..0..0. .0..0..1..1..1. .1..1..0..0..0 %Y A298130 Cf. A298133. %K A298130 nonn %O A298130 1,2 %A A298130 _R. H. Hardin_, Jan 13 2018 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE