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A218423
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Hilltop maps: number of nX5 binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, vertical or antidiagonal neighbor in a random 0..1 nX5 array
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1
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17, 737, 20793, 629659, 19003811, 572765605, 17270172871, 520703946625, 15699497444771, 473348740584743, 14271727157207365, 430300515162577777, 12973799949967137925, 391167286570698841921, 11793911323529489973393
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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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EXAMPLE
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Some solutions for n=3
..0..0..0..0..1....0..1..0..1..1....1..0..1..0..0....1..1..0..1..0
..1..1..0..0..0....0..0..1..1..1....0..0..0..1..1....0..1..0..0..1
..1..1..1..0..1....0..1..1..0..1....1..0..0..1..1....0..1..1..0..0
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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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