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A185866
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T(n,k)=1/128 the number of (n+2)X(k+2) binary arrays with no 3X3 subblock trace equal to any horizontal or vertical neighbor 3X3 subblock trace
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10
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4, 22, 22, 124, 164, 124, 694, 1254, 1254, 694, 3892, 9604, 13662, 9604, 3892, 21814, 73542, 148747, 148747, 73542, 21814, 122284, 563180, 1625738, 2306566, 1625738, 563180, 122284, 685462, 4312662, 17735956, 35696805, 35696805, 17735956
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OFFSET
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1,1
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COMMENTS
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Table starts
........4.........22..........124............694.............3892
.......22........164.........1254...........9604............73542
......124.......1254........13662.........148747..........1625738
......694.......9604.......148747........2306566.........35696805
.....3892......73542......1625738.......35696805........791291609
....21814.....563180.....17735956......552341314......17619474017
...122284....4312662....193660943.....8546141676.....392747944918
...685462...33025492...2113733736...132241750157....8751459810146
..3842404..252901110..23075049417..2046201477768..195057037517168
.21538774.1936659260.251881260545.31662104131197.4347061143534861
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LINKS
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R. H. Hardin, Table of n, a(n) for n = 1..363
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EXAMPLE
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Some solutions for 5X4
..0..0..1..1....0..1..0..1....1..0..0..0....1..0..0..1....1..0..0..1
..1..0..1..1....1..0..1..0....0..1..1..0....0..1..0..0....0..1..0..0
..0..1..0..1....1..1..0..0....1..0..1..0....0..0..1..1....1..0..1..1
..0..1..1..0....1..1..0..0....0..1..1..1....0..0..1..0....0..1..0..1
..0..1..1..1....1..1..1..1....1..0..1..0....0..1..0..0....1..1..0..0
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CROSSREFS
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Sequence in context: A335697 A121006 A268924 * A043061 A009925 A059653
Adjacent sequences: A185863 A185864 A185865 * A185867 A185868 A185869
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KEYWORD
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nonn,tabl
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AUTHOR
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R. H. Hardin Feb 05 2011
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STATUS
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approved
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