A254174 - OEIS

%I #4 Jan 26 2015 13:02:15

%S 6440848,217539476,9378850720,399587109728,16524431408400,

%T 676750215074144,27196332026497280,1084445796373438616,

%U 43207926374198188784,1720925651447157696832,68523513350608477133408

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

%C Row 7 of A254168

%H R. H. Hardin, <a href="/A254174/b254174.txt">Table of n, a(n) for n = 1..88</a>

%e Some solutions for n=1

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

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

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

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

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

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 26 2015