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 A210052 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays containing all values 0..2 with every 2X2 subblock having two distinct values, and new values 0..2 introduced in row major order 9
 0, 9, 9, 75, 119, 75, 475, 1271, 1271, 475, 2695, 12377, 20871, 12377, 2695, 14443, 114237, 332891, 332891, 114237, 14443, 74831, 1020363, 5169813, 8989701, 5169813, 1020363, 74831, 379459, 8917959, 78792305, 240224641, 240224641, 78792305 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Table starts ......0........9..........75...........475.............2695..............14443 ......9......119........1271.........12377...........114237............1020363 .....75.....1271.......20871........332891..........5169813...........78792305 ....475....12377......332891.......8989701........240224641.........6356262535 ...2695...114237.....5169813.....240224641......11175987745.......518401340537 ..14443..1020363....78792305....6356262535.....518401340537.....42412428208163 ..74831..8917959..1184416509..166752843125...23937024685863...3466529466974219 .379459.76781969.17624469579.4344981788295.1100584205159383.282766248564198397 LINKS R. H. Hardin, Table of n, a(n) for n = 1..220 EXAMPLE Some solutions for n=4 k=3 ..0..0..0..0....0..1..1..0....0..0..1..2....0..0..0..0....0..1..0..0 ..0..1..0..2....1..0..1..0....0..1..1..2....0..1..0..1....0..0..0..1 ..0..1..0..2....0..1..0..1....0..0..1..1....0..0..1..1....2..2..0..1 ..1..0..0..2....0..0..1..0....2..0..0..1....1..0..0..0....2..0..0..0 ..1..0..2..0....2..0..1..0....0..2..0..1....0..1..0..2....2..2..2..2 CROSSREFS Sequence in context: A270008 A255743 A183893 * A239225 A165830 A152018 Adjacent sequences: A210049 A210050 A210051 * A210053 A210054 A210055 KEYWORD nonn,tabl AUTHOR R. H. Hardin Mar 16 2012 STATUS approved

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Last modified June 16 23:34 EDT 2024. Contains 373432 sequences. (Running on oeis4.)