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A188910
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T(n,k)=Number of nXk binary arrays without the pattern 0 1 0 diagonally or antidiagonally
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7
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2, 4, 4, 8, 16, 8, 16, 64, 64, 16, 32, 256, 400, 256, 32, 64, 1024, 2500, 2500, 1024, 64, 128, 4096, 16100, 21904, 16100, 4096, 128, 256, 16384, 103684, 204304, 204304, 103684, 16384, 256, 512, 65536, 665252, 1971216, 2895584, 1971216, 665252, 65536
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OFFSET
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1,1
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COMMENTS
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Table starts
....2.......4.........8..........16............32..............64
....4......16........64.........256..........1024............4096
....8......64.......400........2500.........16100..........103684
...16.....256......2500.......21904........204304.........1971216
...32....1024.....16100......204304.......2895584........44408896
...64....4096....103684.....1971216......44408896......1139265009
..128...16384....665252....18939904.....677191152.....28911561156
..256...65536...4268356...180741136...10097838144....705042350224
..512..262144..27399292..1723910400..150112575200..17119758585609
.1024.1048576.175880644.16461916416.2241104809024.419737861125025
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LINKS
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EXAMPLE
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Some solutions for 5X3
..0..0..0....1..0..0....1..0..1....0..1..1....1..0..1....1..1..0....0..0..1
..0..1..1....0..0..1....1..1..0....0..1..0....1..0..0....1..0..0....0..0..0
..1..0..1....0..0..0....0..0..1....1..0..1....1..0..1....0..0..0....1..0..0
..0..0..0....1..1..0....1..0..1....1..1..1....0..0..1....1..0..1....1..1..1
..1..0..1....1..0..1....1..1..1....1..0..1....0..1..1....1..0..1....1..1..0
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CROSSREFS
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Column 2 is Column 1 squared
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KEYWORD
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AUTHOR
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STATUS
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approved
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