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 A210174 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays containing all values 0..3 with every 2X2 subblock having two or four distinct values, and new values 0..3 introduced in row major order 9
 1, 10, 10, 101, 201, 101, 910, 3283, 3283, 910, 7545, 48577, 89293, 48577, 7545, 59178, 679253, 2266901, 2266901, 679253, 59178, 447429, 9173091, 55406625, 101095392, 55406625, 9173091, 447429, 3300982, 121178151, 1323907951, 4397691548 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Table starts .......1.........10..........101.............910...............7545 ......10........201.........3283...........48577.............679253 .....101.......3283........89293.........2266901...........55406625 .....910......48577......2266901.......101095392.........4397691548 ....7545.....679253.....55406625......4397691548.......343737526300 ...59178....9173091...1323907951....188568419989.....26640186018717 ..447429..121178151..31194685583...8015152545175...2054059689574097 .3300982.1578188865.728618654983.338864385855724.157885132526126296 LINKS R. H. Hardin, Table of n, a(n) for n = 1..144 EXAMPLE Some solutions for n=4 k=3 ..0..0..0..0....0..1..0..0....0..1..1..1....0..1..2..0....0..1..0..2 ..0..1..0..2....0..0..0..1....0..0..0..1....2..3..0..0....3..2..3..1 ..2..3..2..0....2..2..2..3....0..1..0..0....3..2..1..0....1..0..1..1 ..2..2..3..1....1..1..1..0....0..1..1..1....2..3..0..0....2..3..2..1 ..1..2..2..0....0..0..0..0....2..3..1..2....1..0..3..3....3..3..2..1 CROSSREFS Sequence in context: A288494 A288764 A287906 * A210143 A285941 A288300 Adjacent sequences:  A210171 A210172 A210173 * A210175 A210176 A210177 KEYWORD nonn,tabl AUTHOR R. H. Hardin Mar 18 2012 STATUS approved

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Last modified January 23 13:57 EST 2022. Contains 350511 sequences. (Running on oeis4.)