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A236666 Number of (n+1)X(3+1) 0..2 arrays colored with the maximum plus the lower median minus the upper median minus the minimum of every 2X2 subblock 1
2608, 30352, 368090, 4434788, 55108806, 664310024, 8131629834, 98186159604, 1210293445866, 14656239076752, 179361608280286, 2171895860321524, 26648499972215646, 323501843481488360, 3955425905083123866 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A236669

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Sequence in context: A236889 A254695 A054258 * A252341 A235777 A235557

Adjacent sequences:  A236663 A236664 A236665 * A236667 A236668 A236669

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 29 2014

STATUS

approved

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Last modified May 31 19:40 EDT 2020. Contains 334748 sequences. (Running on oeis4.)