A299344 - OEIS

%I #4 Feb 07 2018 09:51:41

%S 64,3440,21642,170056,1511085,13239850,114730926,998177623,8712117357,

%T 75994142938,662824512718,5784324144996,50479969518098,

%U 440516314971847,3844399942529091,33551131285512004,292808874414500276

%N Number of nX7 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 8 king-move adjacent elements, with upper left element zero.

%C Column 7 of A299345.

%H R. H. Hardin, <a href="/A299344/b299344.txt">Table of n, a(n) for n = 1..112</a>

%e Some solutions for n=4

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

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

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

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

%Y Cf. A299345.

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 07 2018