890989domain: NAppears in sequencesNumber of ways to partition a 2*n X 4 grid into 8 connected equal-area regions.at n=4A167250T(n,m) = Number of ways to partition an n X m grid into 8 connected equal-area regions.at n=81A167264Number of tilings of a 4 X 5n rectangle with 4n pentominoes of any shape.at n=2A233429