%I #6 Apr 05 2020 23:13:17
%S 28,2960,305641,33371602,3791298670,440991447842,52105131287528,
%T 6225574564196248,750114767208917980,90975657693849154282,
%U 11092032874536180348798,1358239186819948863498546
%N Number of n X 7 0..1 arrays with the number of 1's horizontally or antidiagonally adjacent to some 0 one less than the number of 0's adjacent to some 1.
%C Column 7 of A285152.
%H R. H. Hardin, <a href="/A285151/b285151.txt">Table of n, a(n) for n = 1..100</a>
%e Some solutions for n=2
%e ..0..1..0..0..0..1..0. .0..1..0..0..1..1..1. .1..1..0..0..0..1..1
%e ..0..1..1..0..1..1..1. .1..0..0..1..1..1..1. .0..0..0..0..1..1..0
%Y Cf. A285152.
%K nonn
%O 1,1
%A _R. H. Hardin_, Apr 12 2017