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A237897 Number of (n+1)X(7+1) 0..3 arrays with the maximum minus the upper median of every 2X2 subblock equal 1
46779520, 69880910510, 78473090681640, 125774053477877970, 196763957644331216116, 329306878674420562433382, 551267655265179816198461790, 933000478751604162257690456624 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A237898

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..10

EXAMPLE

Some solutions for n=1

..0..0..2..2..2..2..0..3....0..0..3..1..3..3..3..1....0..0..1..0..0..2..2..0

..0..0..2..1..2..2..2..3....0..0..3..3..2..3..2..3....0..0..1..1..1..2..2..0

CROSSREFS

Sequence in context: A258609 A251440 A250598 * A230756 A022238 A121491

Adjacent sequences:  A237894 A237895 A237896 * A237898 A237899 A237900

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 15 2014

STATUS

approved

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Last modified October 25 01:40 EDT 2021. Contains 348233 sequences. (Running on oeis4.)