%I #7 Mar 02 2024 10:43:13
%S 65,34348,7196852,1038462658,118098679534,11262497170744,
%T 935318457135084,69345852411053594,4667384731526157594,
%U 288452158499377948116,16500830203851397115132,878891304960177782094219,43788704970632405698713439,2048518813765704043678494853
%N Number of n X 4 0..3 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly two mistakes.
%C Column 4 of A278798.
%H R. H. Hardin, <a href="/A278795/b278795.txt">Table of n, a(n) for n = 1..133</a>
%e Some solutions for n=2
%e ..3..3..0..1. .2..2..3..0. .2..1..2..3. .2..3..0..0. .1..2..3..0
%e ..3..1..0..1. .2..0..1..3. .2..3..1..1. .0..3..3..3. .3..2..3..0
%Y Cf. A278798.
%K nonn
%O 1,1
%A _R. H. Hardin_, Nov 28 2016
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