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A286216 T(n,k)=Number of nXk 0..1 arrays with the number of 1s king-move adjacent to some 0 two less than the number of 0s adjacent to some 1. 8
0, 0, 0, 0, 4, 0, 0, 17, 17, 0, 0, 62, 52, 62, 0, 1, 238, 684, 684, 238, 1, 3, 912, 2128, 10056, 2128, 912, 3, 10, 3468, 34896, 141018, 141018, 34896, 3468, 10, 24, 13224, 123541, 2053994, 1656022, 2053994, 123541, 13224, 24, 60, 50655, 1891998, 30004158 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,5

COMMENTS

Table starts

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

..0.....4......17.........62...........238..............912...............3468

..0....17......52........684..........2128............34896.............123541

..0....62.....684......10056........141018..........2053994...........30004158

..0...238....2128.....141018.......1656022........113258929.........1569283128

..1...912...34896....2053994.....113258929.......6553131164.......380797680269

..3..3468..123541...30004158....1569283128.....380797680269.....23594688741164

.10.13224.1891998..443275636...97311031516...22418184755710...5201563721481604

.24.50655.7565509.6591532114.1540259241508.1330080388106827.366234192215237315

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..161

EXAMPLE

Some solutions for n=4 k=4

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

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

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

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

CROSSREFS

Sequence in context: A019259 A019218 A125762 * A280727 A232357 A196302

Adjacent sequences:  A286213 A286214 A286215 * A286217 A286218 A286219

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, May 04 2017

STATUS

approved

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Last modified April 24 00:02 EDT 2019. Contains 322404 sequences. (Running on oeis4.)