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A283413 Number of nX6 0..1 arrays with no 1 equal to more than three of its horizontal, vertical and antidiagonal neighbors. 1

%I

%S 64,3525,146228,6865368,315717408,14511646624,668024193788,

%T 30738576483000,1414483814666200,65089911870493672,

%U 2995215513526282140,137829698528789894768,6342456224329497452288,291858373017140023742708

%N Number of nX6 0..1 arrays with no 1 equal to more than three of its horizontal, vertical and antidiagonal neighbors.

%C Column 6 of A283415.

%H R. H. Hardin, <a href="/A283413/b283413.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A283413/a283413.txt">Empirical recurrence of order 72</a>

%F Empirical recurrence of order 72 (see link above)

%e Some solutions for n=3

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

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

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

%Y Cf. A283415.

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 07 2017

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Last modified May 19 12:20 EDT 2022. Contains 353833 sequences. (Running on oeis4.)