13205354domain: NAppears in sequencesT(n,m) = Number of ways to partition an n X m grid into 9 connected equal-area regions.at n=82A167265T(n,m) = Number of ways to partition an n X m grid into 9 connected equal-area regions.at n=86A167265Number of tilings of a 5 X n rectangle with n pentominoes of any shape.at n=9A174249