61746domain: NAppears in sequencesa(n) = (7*n+1)*(7*n+6).at n=35A001526a(n) = (5/6)*n^3+(5/2)*n^2+(8/3)*n.at n=41A092185a(n) = 3*(9*n - 1)*(3*n - 2).at n=28A277985