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A235446 Number of (n+1)X(5+1) 0..1 arrays with the difference between each 2X2 subblock maximum and minimum lexicographically nondecreasing rowwise and columnwise 1
2644, 102376, 3886120, 146213244, 5485253042, 205551169550, 7699719982722, 288383414393138, 10800536489561114, 404495358726610494, 15148844516247948642, 567341751928412753520, 21247593602541105806608 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A235449

LINKS

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

EXAMPLE

Some solutions for n=2

..1..1..1..1..0..1....0..1..0..1..0..0....1..0..1..0..0..1....0..0..0..1..0..1

..0..1..0..1..1..0....0..1..1..0..0..1....0..1..0..1..0..1....0..0..1..0..1..0

..1..1..1..0..0..0....1..1..0..0..1..0....1..0..0..1..0..1....1..0..1..1..0..0

CROSSREFS

Sequence in context: A257190 A254983 A235676 * A235750 A235813 A225023

Adjacent sequences:  A235443 A235444 A235445 * A235447 A235448 A235449

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 10 2014

STATUS

approved

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Last modified June 21 17:44 EDT 2021. Contains 345365 sequences. (Running on oeis4.)