A299390 - OEIS

%I #4 Feb 09 2018 08:12:00

%S 8,34,17,119,508,934,6254,28963,110704,623533,3058360,14051037,

%T 74006972,368797482,1785366516,9150874778,45753745252,225850943639,

%U 1143328586070,5721506664853,28473908883441,143312977177121,717428652168039

%N Number of nX5 0..1 arrays with every element equal to 0, 1, 3, 4, 6 or 8 king-move adjacent elements, with upper left element zero.

%C Column 5 of A299393.

%H R. H. Hardin, <a href="/A299390/b299390.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=7

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

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

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

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

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

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

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

%Y Cf. A299393.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 09 2018