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A254918 Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock sum of the two maximums of the central row and central column plus the two minimums of the diagonal and antidiagonal nondecreasing horizontally and vertically 1
65548, 705398, 6104373, 28576911, 125133209, 522548222, 2099821580, 8236950077, 31737889660, 121553190757, 475120903131, 1848340307646, 7278447507541, 28608341943933, 114021302520806, 455254812531642, 1840443304059964 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A254922

LINKS

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

R. H. Hardin, Empirical recurrence of order 63

FORMULA

Empirical recurrence of order 63 (see link above)

EXAMPLE

Some solutions for n=1

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

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

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

CROSSREFS

Sequence in context: A096555 A258533 A258526 * A268912 A168667 A170781

Adjacent sequences:  A254915 A254916 A254917 * A254919 A254920 A254921

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 10 2015

STATUS

approved

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Last modified October 18 16:46 EDT 2021. Contains 348068 sequences. (Running on oeis4.)