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 A210095 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays containing all values 0..2 with every 2X2 subblock having one or two distinct values, and new values 0..2 introduced in row major order 9
 0, 9, 9, 90, 169, 90, 657, 2370, 2370, 657, 4230, 29650, 57232, 29650, 4230, 25533, 348621, 1318221, 1318221, 348621, 25533, 148410, 3950131, 29356228, 57786977, 29356228, 3950131, 148410, 842265, 43701168, 639141361, 2488428258, 2488428258 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Table starts ......0.........9...........90.............657...............4230 ......9.......169.........2370...........29650.............348621 .....90......2370........57232.........1318221...........29356228 ....657.....29650......1318221........57786977.........2488428258 ...4230....348621.....29356228......2488428258.......209465946364 ..25533...3950131....639141361....105669469816.....17494242506253 .148410..43701168..13698519779...4440075543303...1451091848955678 .842265.475700584.290324839303.185097842285157.119700187465721716 LINKS R. H. Hardin, Table of n, a(n) for n = 1..220 EXAMPLE Some solutions for n=4 k=3 ..0..0..1..0....0..0..0..0....0..1..1..0....0..0..0..1....0..0..0..0 ..0..1..1..1....0..1..0..0....0..0..0..0....2..2..0..0....0..0..0..0 ..0..0..1..2....0..0..0..2....0..0..1..1....1..2..0..1....0..0..1..0 ..2..0..1..1....0..0..2..2....0..0..1..0....2..2..0..0....0..0..0..0 ..2..0..0..1....0..2..2..1....2..0..0..1....0..2..2..0....1..0..0..2 CROSSREFS Sequence in context: A215272 A165427 A050683 * A092548 A121389 A065242 Adjacent sequences:  A210092 A210093 A210094 * A210096 A210097 A210098 KEYWORD nonn,tabl AUTHOR R. H. Hardin Mar 17 2012 STATUS approved

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