A254817 - OEIS

A254817

Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock sum of four medians of central row, central column, diagonal and antidiagonal nondecreasing horizontally and vertically

%I #4 Feb 08 2015 09:56:20

%S 833037,13380696,247721056,4043573364,59733054453,913402797416,

%T 12435035618491,165816689112144,2098552515955862,25618296020002435,

%U 301662634451212203,3450835615101777070,38441736014237132949

%N Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock sum of four medians of central row, central column, diagonal and antidiagonal nondecreasing horizontally and vertically

%C Column 6 of A254819

%H R. H. Hardin, <a href="/A254817/b254817.txt">Table of n, a(n) for n = 1..76</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Feb 08 2015