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A224111 Number of nX3 0..3 arrays with row sums and column sums unimodal 1

%I

%S 50,3060,141112,5286827,169786856,4837645361,125243425246,

%T 2997702534361,67199044773027,1425028874634334,28814020738905085,

%U 559067607301700698,10463117115709609406,189698093216997989976,3343758094368043618098

%N Number of nX3 0..3 arrays with row sums and column sums unimodal

%C Column 3 of A224113

%H R. H. Hardin, <a href="/A224111/b224111.txt">Table of n, a(n) for n = 1..32</a>

%e Some solutions for n=3

%e ..0..2..1....0..2..2....0..0..0....2..3..0....0..1..1....0..2..3....2..3..0

%e ..3..3..2....1..3..2....1..0..2....2..3..1....2..3..1....3..3..1....2..3..3

%e ..0..1..0....3..0..1....0..3..1....1..3..3....2..3..1....1..0..1....1..0..2

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 31 2013

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Last modified August 16 15:34 EDT 2022. Contains 356168 sequences. (Running on oeis4.)