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R. H. Hardin, <a href="/A221780/b221780.txt">Table of n, a(n) for n = 1..48</a>

allocated for R. H. Hardin

T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some horizontal, diagonal or antidiagonal neighbor, without move-in move-out left turns

1, 3, 1, 8, 25, 1, 21, 258, 184, 1, 55, 2631, 7676, 1367, 1, 144, 26861, 311500, 230621, 10179, 1, 377, 273816, 12449782, 36959565, 6911480, 75782, 1, 987, 2792384, 496125037, 5758151603, 4383899151, 207263892, 564169, 1, 2584, 28476902

1,2

Table starts

.1.......3..........8...........21............55..........144.........377

.1......25........258.........2631.........26861.......273816.....2792384

.1.....184.......7676.......311500......12449782....496125037.19763197787

.1....1367.....230621.....36959565....5758151603.889201607649

.1...10179....6911480...4383899151.2659707427087

.1...75782..207263892.519828193272

.1..564169.6215606652

.1.4200043

.1

Some solutions for n=3 k=4

..0..3..0..1....0..2..3..1....0..1..1..3....0..2..1..0....0..0..0..0

..0..2..3..1....0..2..1..0....1..0..2..0....0..0..4..0....1..4..3..1

..0..1..0..1....2..0..0..1....1..0..3..0....1..2..0..2....0..0..1..2

Row 1 is A001906

allocated

nonn,tabl

R. H. Hardin Jan 25 2013

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