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A236659 Number of (n+1)X(2+1) 0..2 arrays colored with the maximum plus the upper median plus the lower median of every 2X2 subblock 1
518, 5538, 58236, 631692, 6798520, 72887588, 782409904, 8415647974, 90402273416, 970965716040, 10431604290540, 112087441699440, 1204151665317648, 12936226566648792, 138981458800738608, 1493166954450047964 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 2 of A236663
LINKS
EXAMPLE
Some solutions for n=3
..2..2..2....2..0..0....1..0..1....2..1..1....0..1..0....0..0..0....0..0..2
..2..1..0....1..0..0....2..2..0....0..0..0....0..2..1....1..0..2....0..0..1
..2..0..2....0..0..2....0..2..0....2..0..0....0..2..0....0..2..0....0..2..1
..0..1..2....1..1..2....0..1..2....0..1..1....1..2..2....0..0..1....1..1..2
CROSSREFS
Sequence in context: A345835 A253656 A233922 * A236642 A253726 A293085
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 29 2014
STATUS
approved

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Last modified May 24 12:09 EDT 2024. Contains 372773 sequences. (Running on oeis4.)