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A241076
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Number of nX5 0..2 arrays with no element equal to exactly one horizontal or vertical neighbor, with new values 0..2 introduced in row major order
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1
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8, 131, 2333, 47974, 1086791, 25619209, 619056332, 15142087661, 372666202588, 9201018090832, 227546861531239, 5632386482092501, 139484647431710716, 3455245747717097780, 85604871675718095455, 2121075807126096432537
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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=4
..0..0..0..0..0....0..1..0..2..1....0..1..0..2..1....0..1..0..1..2
..0..1..2..0..0....1..0..1..0..2....1..2..1..0..2....1..0..1..2..0
..0..0..0..0..1....0..2..0..2..0....2..1..2..1..0....2..2..0..1..2
..2..0..0..2..0....1..0..1..0..2....1..0..1..0..1....2..2..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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