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A185640
T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock diagonal sum less antidiagonal sum equal to some horizontal or vertical neighbor 2X2 subblock diagonal sum less antidiagonal sum
4
0, 404, 404, 854, 5068, 854, 10296, 56558, 56558, 10296, 37844, 678268, 1009472, 678268, 37844, 290174, 8069858, 25812774, 25812774, 8069858, 290174, 1362488, 96721922, 574149820, 1223338660, 574149820, 96721922, 1362488, 8774626
OFFSET
1,2
COMMENTS
Table starts
.......0......404.......854......10296.....37844......290174....1362488.8774626
.....404.....5068.....56558.....678268...8069858....96721922.1158080514
.....854....56558...1009472...25812774.574149820.13489115938
...10296...678268..25812774.1223338660
...37844..8069858.574149820
..290174.96721922
.1362488
LINKS
EXAMPLE
Some solutions for 4X3
..3..2..3....3..3..3....1..0..2....2..2..3....1..2..1....2..1..1....0..1..2
..2..1..2....2..1..0....2..1..3....3..1..0....2..3..2....3..2..2....3..2..1
..2..3..3....0..1..2....2..1..2....0..1..3....2..2..0....2..3..2....1..2..3
..0..3..2....0..0..0....1..0..0....2..2..3....0..1..0....0..3..1....0..0..0
CROSSREFS
Sequence in context: A283662 A097741 A117836 * A185637 A234675 A135791
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Feb 01 2011
STATUS
approved