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A185750
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T(n,k)=Number of (n+1)X(k+1) binary arrays with every 2X2 subblock trace equal to some horizontal or vertical neighbor 2X2 subblock trace
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10
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0, 24, 24, 40, 104, 40, 144, 544, 544, 144, 344, 2568, 4056, 2568, 344, 1000, 12656, 33768, 33768, 12656, 1000, 2688, 62112, 273928, 458320, 273928, 62112, 2688, 7528, 304584, 2237680, 6315600, 6315600, 2237680, 304584, 7528, 20648, 1494072
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OFFSET
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1,2
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COMMENTS
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Table starts
.....0.......24.........40...........144.............344...............1000
....24......104........544..........2568...........12656..............62112
....40......544.......4056.........33768..........273928............2237680
...144.....2568......33768........458320.........6315600...........86568360
...344....12656.....273928.......6315600.......145680504.........3364965408
..1000....62112....2237680......86568360......3364965408.......130602553784
..2688...304584...18242392....1188841336.....77691779712......5075186680192
..7528..1494072..148782184...16318664224...1793861476320....197100662468008
.20648..7329384.1213377952..224021622784..41418279791200...7655862674452520
.57040.35956128.9895860408.3075298469624.956315991414968.297368484380040776
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LINKS
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EXAMPLE
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Some solutions for 4X3
..1..1..0....0..1..0....1..0..1....0..0..0....1..0..0....0..0..1....0..0..1
..1..1..1....0..1..0....1..1..1....1..0..0....1..0..1....0..0..0....0..1..1
..0..1..0....1..1..1....1..1..0....1..0..0....1..1..1....0..0..1....0..0..0
..0..1..0....0..1..1....1..0..0....0..0..0....1..1..0....0..1..1....1..0..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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