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%I #5 Jan 26 2016 12:17:33
%S 615,378225,232608375,134114290153,74223748225767,39628019998736362,
%T 20521193142295758827,10349487304333681128069,
%U 5100109128493173791160887,2462335083143368720711957677,1167299758811224888022222919608
%N Number of nX4 0..4 arrays with every repeated value in every row and column greater than or equal to the previous repeated value.
%C Column 4 of A268103.
%H R. H. Hardin, <a href="/A268102/b268102.txt">Table of n, a(n) for n = 1..16</a>
%e Some solutions for n=5
%e ..0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0
%e ..0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0....0..0..0..0
%e ..0..0..0..3....0..0..0..4....0..0..0..0....0..0..0..4....0..0..0..4
%e ..0..0..0..0....0..0..1..4....0..0..3..0....0..0..1..1....0..0..2..1
%e ..2..2..4..0....1..2..0..3....2..3..2..2....4..0..2..2....4..2..3..2
%Y Cf. A268103.
%K nonn
%O 1,1
%A _R. H. Hardin_, Jan 26 2016