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A236644 Number of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the upper median plus the lower median minus the minimum of every 2X2 subblock 1
21276, 642482, 19049512, 573664384, 17220590706, 518482030480, 15568191703124, 468096414192250, 14066154644663536, 422959492645344224, 12711721282314489690, 382104536723056184678, 11485058058919497694610 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A236645

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..67

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A345564 A345819 A345830 * A178282 A234408 A177857

Adjacent sequences:  A236641 A236642 A236643 * A236645 A236646 A236647

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 29 2014

STATUS

approved

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Last modified July 3 06:54 EDT 2022. Contains 355031 sequences. (Running on oeis4.)