277969domain: NAppears in sequencesNumber of ways to partition an n X 8 grid into 2 connected equal-area regions.at n=4A167256Square array read by antidiagonals: T(n,m) = number of ways to partition an nXm grid into 2 connected equal-area regions.at n=70A167279a(n) = 12*n^4 + 16*n^3 + 10*n^2 + 4*n + 1.at n=12A272124