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A235979 Number of (n+1)X(6+1) 0..2 arrays with the upper median equal to the lower median in every 2X2 subblock 1
77701, 5579529, 354374671, 26513929449, 1940827721603, 147068094657177, 11092727310560751, 842544105184509555, 63929876195543609091, 4857623738551480036239, 369016803731408778748623 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A235981

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..174

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A279893 A069044 A250012 * A087026 A133971 A133973

Adjacent sequences:  A235976 A235977 A235978 * A235980 A235981 A235982

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 17 2014

STATUS

approved

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Last modified May 24 16:47 EDT 2019. Contains 323533 sequences. (Running on oeis4.)