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 A255035 Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the central row and central column minus the two minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
 1640073, 3504157, 2396285, 1231466, 1001108, 819368, 813888, 838084, 885048, 936028, 984184, 1031452, 1122944, 1218980, 1306424, 1372324, 1628120, 1916524, 2137632, 2299556, 3178784, 4225732, 4993640, 5516172, 8910624, 12957964 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 7 of A255036 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 FORMULA Empirical: a(n) = a(n-1) +a(n-2) -a(n-3) +4*a(n-4) -3*a(n-5) -5*a(n-6) +3*a(n-7) +a(n-8) -4*a(n-9) +4*a(n-10) +4*a(n-11) -4*a(n-12) for n>20 EXAMPLE Some solutions for n=1 ..0..0..1..0..1..0..1..1..1....0..0..0..0..0..1..1..1..0 ..1..0..0..1..0..0..1..0..1....0..0..0..1..1..0..1..1..1 ..0..0..0..0..0..1..0..0..0....1..1..0..0..0..0..1..1..1 CROSSREFS Cf. A255036 Sequence in context: A015377 A296450 A255042 * A256953 A205985 A258953 Adjacent sequences:  A255032 A255033 A255034 * A255036 A255037 A255038 KEYWORD nonn AUTHOR R. H. Hardin, Feb 13 2015 STATUS approved

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Last modified April 24 22:26 EDT 2019. Contains 322446 sequences. (Running on oeis4.)