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A198511
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T(n,k)=Number of 2nX2k 0..4 arrays with values 0..4 introduced in row major order and each element unequal to exactly two horizontal and vertical neighbors
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3
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4, 59, 59, 1626, 4666, 1626, 52065, 308854, 308854, 52065, 1720080, 23016128, 59007820, 23016128, 1720080, 57202471, 1768050096, 13127875861, 13127875861, 1768050096, 57202471, 1905005414, 137433138206, 3023133941944
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OFFSET
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1,1
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COMMENTS
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Table starts
........4.........59........1626.......52065.......1720080.....57202471
.......59.......4666......308854....23016128....1768050096.137433138206
.....1626.....308854....59007820.13127875861.3023133941944
....52065...23016128.13127875861
..1720080.1768050096
.57202471
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LINKS
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EXAMPLE
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Some solutions for n=3 k=2
0..1..1..0....0..1..0..2....0..1..1..2....0..1..1..0....0..1..1..0
2..3..3..4....2..1..0..0....1..3..3..1....1..2..2..3....2..3..3..1
2..3..3..4....2..1..1..1....1..3..3..1....1..2..2..3....2..3..3..1
4..4..4..2....0..3..3..3....2..2..2..2....2..3..3..2....0..4..4..3
3..3..4..2....0..3..4..4....0..0..1..1....2..3..3..2....0..4..4..3
0..3..4..3....2..3..4..2....2..0..1..0....4..0..0..1....2..1..1..0
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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