A224972 Number of (n+1) X 6 0..3 matrices with each 2 X 2 permanent equal.

59330, 26732072, 946613919, 226665118676, 14139394308728, 2261199424343729, 186370133088417660, 24455901660390402808, 2314068149947986952369, 275508832757081318977764, 27911391659326611295287712

Offset

1,1

Comments

Column 5 of A224975.

Links

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

Example

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

Crossrefs

Cf. A224975.

Sequence in context: A288886 A210172 A333056 * A104919 A135325 A031685

Adjacent sequences: A224969 A224970 A224971 * A224973 A224974 A224975

Keyword

nonn

Author

R. H. Hardin, Apr 21 2013

Status

approved