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A188774
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T(n,k)=Number of nXk binary arrays without the pattern 0 1 0 vertically or horizontally
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8
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2, 4, 4, 7, 16, 7, 12, 49, 49, 12, 21, 144, 240, 144, 21, 37, 441, 1103, 1103, 441, 37, 65, 1369, 5357, 7868, 5357, 1369, 65, 114, 4225, 26564, 60215, 60215, 26564, 4225, 114, 200, 12996, 130828, 471349, 738031, 471349, 130828, 12996, 200, 351, 40000, 641137
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OFFSET
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1,1
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COMMENTS
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Table starts
...2......4........7.........12...........21.............37...............65
...4.....16.......49........144..........441...........1369.............4225
...7.....49......240.......1103.........5357..........26564...........130828
..12....144.....1103.......7868........60215.........471349..........3658041
..21....441.....5357......60215.......738031........9260851........114928827
..37...1369....26564.....471349......9260851......186969392.......3725504150
..65...4225...130828....3658041....114928827.....3725504150.....118984786902
.114..12996...641137...28240356...1418719059....73772281769....3772804871287
.200..40000..3143331..218167554..17534258973..1462969839335..119816916752612
.351.123201.15426387.1687182731.216934553467.29048017912245.3810670337663147
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LINKS
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EXAMPLE
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Some solutions for 5X3
..0..1..1....1..1..1....1..1..0....0..0..1....0..0..1....0..0..0....1..0..0
..0..0..0....1..1..0....1..1..0....0..0..0....1..0..1....0..0..0....1..1..1
..1..1..0....0..0..0....1..0..0....0..0..1....1..0..1....0..0..1....1..1..1
..1..1..1....0..0..1....1..1..1....0..1..1....1..0..0....0..0..1....0..0..1
..0..1..1....0..1..1....0..1..1....1..1..1....0..0..0....1..0..0....0..0..1
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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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