A278434 Number of nX6 0..3 arrays with rows and columns in lexicographic nondecreasing order but with exactly one mistake.

1128, 1287838, 1796061464, 2266913897519, 2573951428892959, 2817080307689646420, 3058351651772615415451, 3218514217113422076011068, 3172598007779111848619027479, 2870266355084730530696055472589

Offset: 1

Author

R. H. Hardin, Nov 22 2016

Keywords

• nonn

Comments

Column 6 of A278435.

Examples

			Some solutions for n=1
..0..1..2..3..1..3. .0..2..2..0..2..2. .3..3..1..1..1..3. .1..1..1..2..1..1
		

Links

• R. H. Hardin, Table of n, a(n) for n = 1..18

Crossrefs

Cf. A278435.