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A210174
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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
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9
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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
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OFFSET
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1,2
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COMMENTS
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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
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LINKS
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EXAMPLE
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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
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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