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A236649 Number of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the upper median minus the lower median minus the minimum of every 2X2 subblock 1
17824, 394380, 8891884, 204824360, 4639468308, 106762847796, 2451445050484, 56275470080192, 1285085728591392, 29513258177281032, 677475969825359288, 15535075263047759412, 355703163511938197840, 8161782428627644600248 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A236651

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..121

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A151744 A250333 A203920 * A054472 A204742 A235782

Adjacent sequences:  A236646 A236647 A236648 * A236650 A236651 A236652

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 29 2014

STATUS

approved

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Last modified September 24 19:49 EDT 2022. Contains 356949 sequences. (Running on oeis4.)