A218842 - OEIS

%I #4 Nov 07 2012 12:38:18

%S 1,2,1,4,7,1,7,20,21,1,12,57,93,65,1,21,156,453,436,200,1,37,438,2050,

%T 3617,2043,616,1,65,1220,9516,26635,28888,9573,1897,1,114,3398,44129,

%U 201960,346501,230726,44857,5842,1,200,9468,204780,1530846,4299802

%N T(n,k)=Unmatched value maps: number of nXk binary arrays indicating the locations of corresponding elements not equal to any horizontal or antidiagonal neighbor in a random 0..1 nXk array

%C Table starts

%C .1......2.........4...........7.............12...............21

%C .1......7........20..........57............156..............438

%C .1.....21........93.........453...........2050.............9516

%C .1.....65.......436........3617..........26635...........201960

%C .1....200......2043.......28888.........346501..........4299802

%C .1....616......9573......230726........4507281.........91513161

%C .1...1897.....44857.....1842766.......58634265.......1948262831

%C .1...5842....210190....14717828......762745363......41475009100

%C .1..17991....984904...117548611.....9922198586.....882920599454

%C .1..55405...4615043...938839259...129073371922...18795714385533

%C .1.170625..21625074..7498337380..1679056577224..400125250527550

%C .1.525456.101330329.59887849061.21842080049186.8517908622924528

%H R. H. Hardin, <a href="/A218842/b218842.txt">Table of n, a(n) for n = 1..160</a>

%e Some solutions for n=3 k=4

%e ..0..0..1..0....0..0..1..1....1..0..0..0....1..1..0..0....0..0..1..0

%e ..0..0..0..1....0..0..0..0....0..0..1..0....1..0..0..0....1..0..0..0

%e ..0..0..0..1....0..0..0..1....1..0..0..1....0..1..0..0....1..0..0..0

%Y Row 1 is A005251(n+2)

%K nonn,tabl

%O 1,2

%A _R. H. Hardin_ Nov 07 2012