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 A254768 Number of (n+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two maximums of the central row and the central column and the two medians of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally 0
 512, 11321, 295516, 14533460, 1209604111, 208503958572, 66029963150922, 36926711851435570, 39182636472055684103, 75157581979007926362907, 260790701639951359653998352 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A254775 LINKS EXAMPLE Some solutions for n=2 ..1..0..1..1....1..0..0..0....1..0..0..1....1..1..1..0....0..0..0..1 ..1..0..1..0....1..1..1..0....1..0..0..1....1..1..1..1....0..1..1..0 ..1..1..1..1....1..1..1..1....1..0..0..1....1..1..1..0....0..1..0..0 ..1..1..0..1....1..1..1..1....1..1..0..0....1..0..1..1....0..1..0..1 CROSSREFS Sequence in context: A288776 A200844 A254475 * A254504 A253812 A256947 Adjacent sequences: A254765 A254766 A254767 * A254769 A254770 A254771 KEYWORD nonn AUTHOR R. H. Hardin, Feb 07 2015 STATUS approved

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Last modified March 30 12:42 EDT 2023. Contains 361618 sequences. (Running on oeis4.)