Ans : 520 Reason : 2 = 1 + 1^3 10 = 2 + 2^3 30 = 3 + 3^3 68 = 4 + 4^3 130 = 5 + 5^3 222 = 6 + 6^3 350 = 7 + 7^3 520 = 8 + 8^3 Easy one .. :hurray: :hurray: :hurray: EDIT :: Monday, so first win of the week !!