A232907 Number of (n+1) X (7+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally or antidiagonally.

8456, 2338508, 778576484, 277340920860, 94910986590236, 32741432293204560, 11310637537927864312, 3901696154791005963920, 1346657355077550194257760, 464739057334245893806118780, 160383951411792680623095807084

Offset

1,1

Comments

Column 7 of A232908.

Links

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

Example

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

Crossrefs

Cf. A232908.

Sequence in context: A046384 A170787 A237846 * A151643 A031590 A322160

Adjacent sequences: A232904 A232905 A232906 * A232908 A232909 A232910

Keyword

nonn

Author

R. H. Hardin, Dec 02 2013

Status

approved