A223998 - OEIS

%I #6 Aug 11 2014 22:45:51

%S 36,736,8291,71061,559188,4368458,34534687,276286000,2229871293,

%T 18115082917,147889219961,1211856739505,9958518859510,82010005661441,

%U 676451232895869,5586333937854878,46174727441274521,381916881456838766

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

%C Column 7 of A223999

%H R. H. Hardin, <a href="/A223998/b223998.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A223998/a223998.txt">Empirical recurrence of order 54</a>

%F Empirical recurrence of order 54 (see link above)

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 30 2013