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A224056 Number of nX7 0..2 arrays with rows and columns unimodal and antidiagonals nondecreasing 1

%I

%S 239,10511,164781,1442005,9064541,46853641,212819499,880290006,

%T 3395883003,12434367863,43748614669,149023329961,493368821453,

%U 1589792417862,4986883506257,15223339574692,45212829646621

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

%C Column 7 of A224057

%H R. H. Hardin, <a href="/A224056/b224056.txt">Table of n, a(n) for n = 1..58</a>

%H R. H. Hardin, <a href="/A224056/a224056.txt">Empirical polynomial of degree 28</a>

%F Empirical polynomial of degree 28 (see link above)

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 30 2013

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Last modified July 4 11:02 EDT 2022. Contains 355075 sequences. (Running on oeis4.)