A167265 T(n,m) = Number of ways to partition an n X m grid into 9 connected equal-area regions.

0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 41, 0, 0, 41, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 55, 0, 0, 0, 0, 0, 0, 55, 0, 0, 0, 3127, 0, 0, 178939, 0, 0, 3127, 0, 0, 0, 0, 0, 179399, 0, 0, 0, 0, 179399, 0, 0, 0, 0, 0, 0, 0, 13205354, 0, 0, 0, 13205354, 0

Offset

1,31

Links

R. H. Hardin, Table of n, a(n) for n=1..127

Crossrefs

Sequence in context: A115482 A111401 A116101 * A214337 A053342 A297205

Adjacent sequences: A167262 A167263 A167264 * A167266 A167267 A167268

Keyword

nonn,tabl,changed

Author

R. H. Hardin, Oct 31 2009

Status

approved