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A221483
T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal or antidiagonal neighbor, without consecutive moves in the same direction
13
0, 1, 0, 0, 4, 0, 1, 8, 16, 0, 0, 73, 50, 64, 0, 1, 292, 1407, 313, 256, 0, 0, 1713, 11784, 34751, 1980, 1024, 0, 1, 8235, 182524, 802711, 865318, 12494, 4096, 0, 0, 43733, 2017564, 37622097, 48514602, 21576814, 78880, 16384, 0, 1, 220672, 26614749
OFFSET
1,5
COMMENTS
Table starts
.0.......1........0............1..............0...............1
.0.......4........8...........73............292............1713
.0......16.......50.........1407..........11784..........182524
.0......64......313........34751.........802711........37622097
.0.....256.....1980.......865318.......48514602......6681667775
.0....1024....12494.....21576814.....2942599561...1224264741193
.0....4096....78880....538159483...178388225956.224856636340095
.0...16384...497940..13422938865.10813887700409
.0...65536..3143384.334800425933
.0..262144.19843336
.0.1048576
.0
LINKS
EXAMPLE
Some solutions for n=3 k=4
..0..1..2..1....1..1..2..2....0..1..0..1....0..2..1..1....0..2..0..0
..1..2..0..0....0..1..0..0....2..3..1..1....2..0..1..0....2..1..1..1
..1..1..2..1....1..1..2..1....1..0..2..0....0..2..2..1....1..1..2..1
CROSSREFS
Column 2 is A000302(n-1)
Sequence in context: A059678 A079642 A342911 * A121408 A186761 A199786
KEYWORD
nonn,tabl
AUTHOR
R. H. Hardin Jan 17 2013
STATUS
approved