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A238179 Number of (n+1)X(7+1) 0..2 arrays with the maximum plus the minimum of every 2X2 subblock equal 1
2918233, 2520461647, 1839517772097, 1415323543601575, 1074790095990669977, 819219418493608549119, 623815081258096395684729, 475145806308637114199428983, 361882122776558455831723569281 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A238180

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..186

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A205292 A205900 A071369 * A205095 A233652 A239918

Adjacent sequences:  A238176 A238177 A238178 * A238180 A238181 A238182

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 19 2014

STATUS

approved

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Last modified April 18 16:45 EDT 2019. Contains 322209 sequences. (Running on oeis4.)