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A254552 Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1

%I #4 Feb 01 2015 12:25:32

%S 1964388,3894656,10792398,32790229,59892062,174169154,479026957,

%T 1214424748,3174330616,8371947986,22077132240,59499764494,

%U 162041829116,441051167564,1202699989327,3278780408176,8941296527014,24410840480132

%N Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock diagonal sum minus antidiagonal minimum nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Column 7 of A254553

%H R. H. Hardin, <a href="/A254552/b254552.txt">Table of n, a(n) for n = 1..165</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 01 2015

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Last modified April 23 05:35 EDT 2024. Contains 371906 sequences. (Running on oeis4.)