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A220977 T(n,k)=Equals one maps: number of nXk binary arrays indicating the locations of corresponding elements equal to exactly one of their king-move neighbors in a random 0..1 nXk array 8
1, 2, 2, 4, 2, 4, 8, 9, 9, 8, 16, 23, 94, 23, 16, 32, 58, 368, 368, 58, 32, 64, 149, 1455, 1972, 1455, 149, 64, 128, 379, 6291, 12033, 12033, 6291, 379, 128, 256, 969, 26299, 79554, 106532, 79554, 26299, 969, 256, 512, 2472, 110743, 503607, 1053857, 1053857 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Table starts

....1.....2........4.........8.........16..........32..........64.........128

....2.....2........9........23.........58.........149.........379.........969

....4.....9.......94.......368.......1455........6291.......26299......110743

....8....23......368......1972......12033.......79554......503607.....3213597

...16....58.....1455.....12033.....106532.....1053857.....9937412....94991698

...32...149.....6291.....79554....1053857....15607340...220508636..3153338130

...64...379....26299....503607....9937412...220508636..4659594557.99770514013

..128...969...110743...3213597...94991698..3153338130.99770514013

..256..2472...467422..20509600..904380131.44990020782

..512..6304..1977507.131200351.8640101337

.1024.16057..8372888.838727086

.2048.40876.35432404

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..111

EXAMPLE

Some solutions for n=3 k=4

..1..1..1..1....1..1..0..1....1..0..1..0....1..0..0..0....0..0..0..0

..1..0..0..0....0..0..0..0....0..0..0..0....0..0..0..1....1..0..0..1

..0..0..0..1....1..0..0..0....0..1..1..0....1..0..0..1....1..1..0..1

CROSSREFS

Column 1 is A000079(n-1)

Sequence in context: A083779 A045865 A319862 * A054134 A319822 A005127

Adjacent sequences:  A220974 A220975 A220976 * A220978 A220979 A220980

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Dec 27 2012

STATUS

approved

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Last modified September 18 07:26 EDT 2020. Contains 337166 sequences. (Running on oeis4.)