Consider the lines x(3λ+1)+y(7λ+2)=17λ+5, λ being a parameter, all passing through a point P. One of these lines (say L) is farthest from the origin. If the distance of L from the point (3, 6) is d, then the value of d2 is
(1) 20
(2) 30
(3) 10
(4) 15