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%I #4 Oct 28 2012 10:55:16
%S 31,2849,158429,9539915,572765605,34328798853,2058493362799,
%T 123428176573409,7400808508179025,443756537313437079,
%U 26607874601757021869,1595422183998461122637,95662355032495391763215
%N Hilltop maps: number of nX6 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, vertical or antidiagonal neighbor in a random 0..1 nX6 array
%C Column 6 of A218426
%H R. H. Hardin, <a href="/A218424/b218424.txt">Table of n, a(n) for n = 1..44</a>
%e Some solutions for n=3
%e ..1..1..1..1..1..0....1..1..1..0..0..0....0..1..0..0..1..0....1..1..0..0..1..0
%e ..0..1..1..0..1..1....0..1..1..1..1..0....0..0..1..0..1..0....0..1..0..1..0..1
%e ..0..1..1..0..1..0....1..1..0..1..0..1....0..1..0..0..1..0....0..1..0..0..1..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Oct 28 2012
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