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A257153 Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
5203324, 92984383, 2272933686, 52041832046, 1213048046486, 29091719386474, 695152560346535, 16568848511790291, 395391962219835822, 9435041896611595444, 225118886779181550215, 5371507180540875937110 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A257154

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..180

EXAMPLE

Some solutions for n=1

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

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

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

CROSSREFS

Cf. A257154

Sequence in context: A241607 A140658 A172715 * A257160 A254742 A333587

Adjacent sequences:  A257150 A257151 A257152 * A257154 A257155 A257156

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 16 2015

STATUS

approved

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Last modified August 12 11:46 EDT 2022. Contains 356072 sequences. (Running on oeis4.)