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A200805 Number of nX4 0..2 arrays with no average of any element and its diagonal, antidiagonal, horizontal and vertical neighbors equal to one 1
22, 2758, 70534, 2869182, 133370844, 5614238516, 241586613760, 10524797358824, 455021753553562, 19693451626359788, 853300295005812580, 36950256615064126862, 1600124538905865989900, 69300200628847585281720 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A200809

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..189

EXAMPLE

Some solutions for 3X3

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

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

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

CROSSREFS

Sequence in context: A078278 A231053 A078275 * A128854 A114942 A155885

Adjacent sequences:  A200802 A200803 A200804 * A200806 A200807 A200808

KEYWORD

nonn

AUTHOR

R. H. Hardin Nov 22 2011

STATUS

approved

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Last modified September 27 09:09 EDT 2020. Contains 337380 sequences. (Running on oeis4.)