A265589 Number of nX6 0..n*6-1 arrays with upper left zero and lower right n*6-1 and each element differing from its horizontal and antidiagonal neighbors by a power of two.

79, 905458, 12404184853, 206165131815361, 3709776935879243730, 92334819800503933084773, 2623991628036170878043044661, 61332200596161876440123819530360

Offset

1,1

Comments

Column 6 of A265590.

Links

Table of n, a(n) for n=1..8.

Example

Some solutions for n=1
..0..2..3..1..3..5....0..2..4..0..4..5....0..2..3..4..3..5....0..1..3..4..3..5

Crossrefs

Cf. A265590.

Sequence in context: A023343 A265465 A138917 * A116327 A060711 A128472

Adjacent sequences: A265586 A265587 A265588 * A265590 A265591 A265592

Keyword

nonn

Author

R. H. Hardin, Dec 10 2015

Status

approved