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A281799
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Number of nX5 0..1 arrays with no element unequal to a strict majority of its horizontal, diagonal and antidiagonal neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.
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1
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3, 157, 1725, 12318, 71445, 368408, 1770697, 8100180, 35778250, 153961577, 648808393, 2688490346, 10985899831, 44366461753, 177379460528, 703023818561, 2765216924694, 10803620128490, 41957868667589, 162081268856114
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OFFSET
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1,1
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COMMENTS
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LINKS
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FORMULA
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Empirical recurrence of order 72 (see link above)
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EXAMPLE
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Some solutions for n=4
..0..0..0..0..0. .0..0..1..0..1. .0..0..0..0..0. .0..0..0..0..0
..1..1..1..0..1. .0..1..1..1..1. .0..1..0..1..0. .0..0..0..0..0
..1..1..0..1..0. .0..0..1..1..0. .1..0..1..0..1. .1..1..1..1..1
..1..0..1..0..1. .0..0..0..1..1. .1..1..0..1..1. .1..1..1..0..1
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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