login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1

%I #4 Jan 26 2015 17:46:21

%S 1303600,38010356,1266457592,36860297396,979976340796,26662412680392,

%T 721080846759928,19388093854194480,522014751911904352,

%U 14057857318547741680,378427803585126650888,10187759036690487647616

%N Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally

%C Column 6 of A254189

%H R. H. Hardin, <a href="/A254187/b254187.txt">Table of n, a(n) for n = 1..104</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 26 2015