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A235846 Number of (n+1)X(4+1) 0..3 arrays with the upper median unequal to the lower median in every 2X2 subblock 1
166816, 30740652, 5778908484, 1099656771452, 209981690279512, 40159317967439332, 7684432523183644616, 1470718428676030266088, 281500422010747661364252, 53881713776407301732286136 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A235849

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=1

..2..1..2..2..3....2..2..0..3..0....2..1..0..1..3....0..2..2..2..3

..0..3..0..0..3....1..1..0..2..1....1..2..0..3..1....2..0..0..0..3

CROSSREFS

Sequence in context: A185803 A250931 A319295 * A187170 A047829 A236494

Adjacent sequences:  A235843 A235844 A235845 * A235847 A235848 A235849

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 16 2014

STATUS

approved

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Last modified October 21 17:28 EDT 2021. Contains 348155 sequences. (Running on oeis4.)