A258610 Number of (n+2)X(6+2) 0..2 arrays with no 3x3 subblock diagonal sum less than the antidiagonal sum or central row sum less than the central column sum

354117124, 474650022, 206037316, 87260319, 80442961, 125328025, 194100624, 334357705, 528034441, 897939138, 1418275600, 2358323400, 3691413049, 5979099659, 9224834116, 14543625525, 22054329049, 33871221630, 50424498916

Offset

1,1

Comments

Column 6 of A258612

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

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

Crossrefs

Cf. A258612

Sequence in context: A227642 A189124 A189125 * A227933 A159300 A308636

Adjacent sequences: A258607 A258608 A258609 * A258611 A258612 A258613

Keyword

nonn

Author

R. H. Hardin, Jun 05 2015

Status

approved