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A219421
T(n,k)=Unchanging value maps: number of nXk binary arrays indicating the locations of corresponding elements unequal to no horizontal or antidiagonal neighbor in a random 0..2 nXk array
11
1, 2, 1, 4, 7, 1, 7, 20, 21, 1, 12, 57, 93, 65, 1, 21, 160, 453, 436, 200, 1, 37, 454, 2121, 3617, 2043, 616, 1, 65, 1292, 9926, 28154, 28888, 9573, 1897, 1, 114, 3676, 46776, 218838, 372560, 230726, 44857, 5842, 1, 200, 10452, 220655, 1709703, 4775307
OFFSET
1,2
COMMENTS
Table starts
.1......2.........4...........7.............12................21
.1......7........20..........57............160...............454
.1.....21........93.........453...........2121..............9926
.1.....65.......436........3617..........28154............218838
.1....200......2043.......28888.........372560...........4775307
.1....616......9573......230726........4934366.........104434119
.1...1897.....44857.....1842766.......65352789........2284814260
.1...5842....210190....14717828......865523957.......49979133672
.1..17991....984904...117548611....11462977378.....1093274545336
.1..55405...4615043...938839259...151815415029....23915155162485
.1.170625..21625074..7498337380..2010639231109...523138192294728
.1.525456.101330329.59887849061.26628853182336.11443519356879492
LINKS
EXAMPLE
Some solutions for n=3 k=4
..1..0..0..1....0..0..1..0....1..1..0..0....1..1..0..0....1..0..0..1
..0..1..1..1....0..0..0..0....0..0..1..1....0..0..0..0....1..0..0..0
..1..1..1..1....1..0..1..1....0..0..0..0....0..0..0..0....1..0..0..0
CROSSREFS
Column 2 is A218836
Column 3 is A218837
Column 4 is A218838
Row 1 is A005251(n+2)
Sequence in context: A121722 A193591 A218842 * A297314 A220386 A219410
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Nov 19 2012
STATUS
approved