A278732 Number of n X 6 0..3 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly one mistake.

1128, 712406, 506031118, 374757577056, 268284486351027, 183338866913973336, 119979123054325787300, 75059724220196821830976, 44560888984275849849896791, 24904255595102014593384961783

Offset

1,1

Comments

Column 6 of A278734.

Links

R. H. Hardin, Table of n, a(n) for n = 1..19

Example

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

Crossrefs

Cf. A278734.

Sequence in context: A203063 A237294 A307174 * A278434 A198469 A082888

Adjacent sequences: A278729 A278730 A278731 * A278733 A278734 A278735

Keyword

nonn

Author

R. H. Hardin, Nov 27 2016

Status

approved