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Number of nX7 0..1 arrays with no element equal to more than two of its horizontal, diagonal or antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.

1

`%I #4 Jan 22 2017 07:25:40
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`%S 64,361,145,260,472,924,1887,3681,7126,14363,29371,59830,122230,
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`%T 250638,513616,1053242,2163243,4442634,9122210,18740008,38502723,
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`%U 79097291,162508103,333905314,686048845,1409580474,2896272475,5950951790
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`%N Number of nX7 0..1 arrays with no element equal to more than two of its horizontal, diagonal or antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.
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`%C Column 7 of A281469.
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`%H R. H. Hardin, <a href="/A281468/b281468.txt">Table of n, a(n) for n = 1..210</a>
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`%F Empirical: a(n) = 2*a(n-1) +3*a(n-3) -4*a(n-4) -4*a(n-5) +a(n-7) +2*a(n-8) -a(n-9) +5*a(n-10) -3*a(n-12) for n>19
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`%e Some solutions for n=4
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`%e ..0..1..0..0..1..0..1. .0..1..0..1..0..0..1. .0..0..1..0..1..0..0
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`%e ..0..1..0..1..1..0..1. .1..1..0..1..0..1..1. .1..1..0..1..0..1..1
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`%e ..0..1..0..1..0..0..1. .1..0..0..1..0..1..0. .0..1..0..1..0..1..0
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`%e ..0..1..0..1..0..1..1. .1..0..1..1..0..1..0. .1..1..0..1..0..1..0
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`%Y Cf. A281469.
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`%K nonn
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`%O 1,1
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`%A _R. H. Hardin_, Jan 22 2017
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