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Number of nX6 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly one mistake.
1

%I #4 Nov 19 2016 12:01:15

%S 35,708,12875,229887,4058169,72941420,1349344763,24833319003,

%T 434369879650,7020524920612,103836961295947,1406134058397670,

%U 17515133713282586,201855377733718709,2164799756963542782

%N Number of nX6 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly one mistake.

%C Column 6 of A278363.

%H R. H. Hardin, <a href="/A278361/b278361.txt">Table of n, a(n) for n = 1..153</a>

%H R. H. Hardin, <a href="/A278361/a278361.txt">Empirical polynomial of degree 127</a>

%F Empirical polynomial of degree 127 (see link above)

%e Some solutions for n=3

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

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

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

%Y Cf. A278363.

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 19 2016