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A251401 Number of (n+1)X(7+1) 0..3 arrays with no 2X2 subblock having the sum of its diagonal elements less than the absolute difference of its antidiagonal elements 1
1856748750, 61144538351375, 1996093452861010528, 65265944559607354012467, 2133718605852583377537309624, 69758457677840521663637000916478, 2280638230704458493043162111553219014 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A251402

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A071371 A052094 A256123 * A325900 A251282 A015429

Adjacent sequences:  A251398 A251399 A251400 * A251402 A251403 A251404

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 02 2014

STATUS

approved

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Last modified February 26 21:58 EST 2020. Contains 332295 sequences. (Running on oeis4.)