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A207717
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T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 0 1 and 1 0 0 vertically
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12
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2, 4, 4, 6, 16, 6, 10, 36, 36, 9, 16, 100, 114, 81, 14, 26, 256, 450, 387, 196, 22, 42, 676, 1644, 2205, 1414, 484, 35, 68, 1764, 6186, 12015, 11970, 5302, 1225, 56, 110, 4624, 23010, 66339, 97580, 66946, 20265, 3136, 90, 178, 12100, 85992, 364869, 805154
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OFFSET
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1,1
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COMMENTS
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Table starts
..2....4.....6......10.......16.........26..........42............68
..4...16....36.....100......256........676........1764..........4624
..6...36...114.....450.....1644.......6186.......23010.........85992
..9...81...387....2205....12015......66339......364869.......2009223
.14..196..1414...11970....97580.....805154.....6614706......54438356
.22..484..5302...66946...820820...10150118...125165018....1545006848
.35.1225.20265..383845..7070805..131365535..2433018665...45118588165
.56.3136.78120.2221688.61530000.1717508184.47808913432.1332236625328
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LINKS
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EXAMPLE
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Some solutions for n=4 k=3
..1..1..1....1..1..1....1..0..1....0..1..0....1..0..0....1..0..1....1..0..1
..1..1..1....0..1..1....1..1..1....0..1..1....0..1..1....0..1..1....0..1..0
..1..1..1....1..1..1....0..1..0....0..1..1....1..1..0....1..0..0....1..1..1
..1..1..0....0..1..1....1..0..1....0..1..0....1..1..1....1..1..1....1..1..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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