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A187283
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T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with every 2X2 subblock sum equal to some diagonal or antidiagonal neighbor 2X2 subblock sum
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3
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711, 859, 859, 20529, 5385, 20529, 79499, 71745, 71745, 79499, 868277, 704041, 3995709, 704041, 868277, 5031413, 8256093, 67503191, 67503191, 8256093, 5031413, 43307435, 90158141, 1974830613
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OFFSET
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1,1
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COMMENTS
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Table starts
.....711.....859....20529....79499.....868277..5031413.43307435
.....859....5385....71745...704041....8256093.90158141
...20529...71745..3995709.67503191.1974830613
...79499..704041.67503191
..868277.8256093
.5031413
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LINKS
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Table of n, a(n) for n=1..24.
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EXAMPLE
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Some solutions for 5X4
..1..1..2..0....1..2..1..2....0..1..0..2....1..1..1..1....2..1..0..2
..2..1..2..1....0..2..1..1....0..1..0..0....2..1..2..1....0..0..1..0
..2..1..1..2....2..2..0..2....1..1..0..2....2..1..1..1....0..2..0..1
..1..2..1..1....0..1..1..1....0..1..1..0....1..2..2..2....1..2..0..2
..0..2..1..2....2..1..1..1....1..1..0..2....1..2..0..2....0..1..2..0
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CROSSREFS
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Sequence in context: A232836 A220593 A252965 * A187280 A265197 A269060
Adjacent sequences: A187280 A187281 A187282 * A187284 A187285 A187286
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KEYWORD
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nonn,tabl
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AUTHOR
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R. H. Hardin Mar 07 2011
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STATUS
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approved
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