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A187940
T(n,k)=Number of (n+2)X(k+2) binary arrays with every 2X2 subblock sum equal to some diagonal or antidiagonal neighbor 2X2 subblock sum
10
48, 44, 44, 304, 104, 304, 784, 704, 704, 784, 3188, 2532, 7616, 2532, 3188, 10296, 14308, 50802, 50802, 14308, 10296, 38020, 64024, 435194, 544222, 435194, 64024, 38020, 131184, 328116, 3394156, 7443374, 7443374, 3394156, 328116, 131184
OFFSET
1,1
COMMENTS
Table starts
......48......44.......304........784.......3188......10296.......38020
......44.....104.......704.......2532......14308......64024......328116
.....304.....704......7616......50802.....435194....3394156....27734942
.....784....2532.....50802.....544222....7443374...94215422..1239704056
....3188...14308....435194....7443374..167909728.3490809390.75359054474
...10296...64024...3394156...94215422.3490809390
...38020..328116..27734942.1239704056
..131184.1509288.222519352
..470896.7610052
.1657548
LINKS
EXAMPLE
Some solutions for 5X4
..0..1..0..1....1..0..1..0....1..0..1..1....1..0..1..0....1..0..1..0
..0..1..0..1....0..0..0..0....0..1..0..0....1..1..1..1....0..0..0..0
..0..1..0..1....0..1..0..1....1..0..1..1....0..1..0..1....1..0..1..0
..0..1..1..1....1..1..1..1....0..1..1..1....1..1..1..1....0..0..0..0
..1..1..0..1....1..0..1..0....1..1..1..0....1..0..1..0....0..1..0..1
CROSSREFS
Sequence in context: A156461 A347557 A300143 * A187932 A165869 A121377
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Mar 16 2011
STATUS
approved