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A282338 T(n,k)=Number of nXk 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly one element. 6
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 648, 648, 0, 0, 0, 0, 5794, 10680, 5794, 0, 0, 0, 0, 50800, 182876, 182876, 50800, 0, 0, 0, 0, 425030, 3025368, 5850650, 3025368, 425030, 0, 0, 0, 0, 3471260, 47432264, 182122160, 182122160, 47432264, 3471260, 0 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,13

COMMENTS

Table starts

.0.0........0...........0.............0................0..................0

.0.0........0...........0.............0................0..................0

.0.0.......68.........648..........5794............50800.............425030

.0.0......648.......10680........182876..........3025368...........47432264

.0.0.....5794......182876.......5850650........182122160.........5361683933

.0.0....50800.....3025368.....182122160......10612378412.......584739260830

.0.0...425030....47432264....5361683933.....584739260830.....60339274001772

.0.0..3471260...729388572..154725005658...31572290506580...6102190337530204

.0.0.27860736.11019803902.4387999601749.1674538977289754.606112878947605223

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..180

FORMULA

Empirical for column k:

k=1: a(n) = a(n-1)

k=2: a(n) = a(n-1)

k=3: [order 20]

k=4: [order 36]

EXAMPLE

Some solutions for n=4 k=4

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

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

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

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

CROSSREFS

Sequence in context: A191941 A087536 A281888 * A198210 A033388 A196109

Adjacent sequences:  A282335 A282336 A282337 * A282339 A282340 A282341

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Feb 12 2017

STATUS

approved

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Last modified August 17 17:08 EDT 2019. Contains 326059 sequences. (Running on oeis4.)