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A251166 Number of (n+1)X(7+1) 0..3 arrays with no 2X2 subblock having the maximum of its diagonal elements greater than the absolute difference of its antidiagonal elements 1
1201970, 35120036, 572903455, 9109822648, 151628039982, 2775154020785, 50643184293432, 884193931380840, 15412403397724456, 275973258608220950, 4974725406199206160, 88634045953384779534, 1572295392290862280078 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A251167

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A112129 A102336 A234479 * A274833 A206042 A092696

Adjacent sequences:  A251163 A251164 A251165 * A251167 A251168 A251169

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 30 2014

STATUS

approved

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Last modified June 27 19:31 EDT 2022. Contains 354898 sequences. (Running on oeis4.)