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A237908 Number of (n+1)X(4+1) 0..3 arrays with the maximum minus the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
88544, 3324618, 117244060, 4562312788, 184156121060, 7708485009320, 311133242528216, 12673056415040032, 519152686473835508, 21680229118519125054, 883096918790980477092, 36024322653099894275432 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A237911

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A190382 A068536 A183728 * A233937 A022201 A031857

Adjacent sequences:  A237905 A237906 A237907 * A237909 A237910 A237911

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 15 2014

STATUS

approved

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Last modified April 19 09:22 EDT 2019. Contains 322241 sequences. (Running on oeis4.)