A223741 - OEIS

%I #3 Mar 26 2013 16:49:40

%S 239,57121,4207089,129982953,2289596121,28017383049,268717054875,

%T 2171612995939,15433289999394,98940871306124,581277319267903,

%U 3162355311990371,16049547130078535

%N Number of nX7 0..2 arrays with rows, columns, diagonals and antidiagonals unimodal

%C Column 7 of A223742

%e Some solutions for n=3

%e ..0..0..0..0..1..1..0....0..0..0..1..1..1..2....0..0..0..0..0..2..0

%e ..0..0..1..2..2..2..1....0..0..0..1..1..2..0....0..0..0..0..2..2..0

%e ..0..0..0..2..2..2..0....0..0..0..1..1..1..0....0..0..0..0..1..0..0

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 26 2013