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A257156 Number of (3+2)X(n+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

%I

%S 13504,101227,732482,5352986,40203005,303570406,2272933686,

%T 16956110702,126194739903,937418918510,6952450459180,51515862833060,

%U 381469904772233,2823533969222054,20892921311894352,154570404973505912

%N Number of (3+2)X(n+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

%C Row 3 of A257154

%H R. H. Hardin, <a href="/A257156/b257156.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..0..1..1..1....1..1..1..1....0..1..1..1....0..1..1..1....0..0..0..0

%e ..1..0..0..0....1..0..0..0....0..0..0..0....0..0..0..1....0..1..0..0

%e ..1..0..0..1....0..0..0..0....1..0..0..0....1..0..0..0....1..0..0..0

%e ..0..0..1..0....1..0..1..1....1..0..0..1....0..1..0..1....1..0..0..1

%e ..0..0..1..0....1..0..0..1....1..1..1..0....0..1..1..0....1..0..0..0

%Y Cf. A257154

%K nonn

%O 1,1

%A _R. H. Hardin_, Apr 16 2015

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Last modified August 8 18:52 EDT 2022. Contains 356016 sequences. (Running on oeis4.)