4375800domain: NAppears in sequencesa(n) = 12*(n+1)*binomial(n+3,9).at n=8A027794a(n) = 15*(n+1)*binomial(n+3,10).at n=7A027795a(n) = (n + n^2)*(binomial(2*n, n)).at n=9A119579Number of (n+2) X 9 binary arrays avoiding patterns 001 and 101 in rows and columns.at n=7A202201