6, 91, 584, 2935, 11756, 35277, 70558

The pattern of series is as follows :
6 x 7 + 7² = 42 + 49 = 91
91 x 6 + 6² = 546 + 36 = 582 ≠ 584
582 x 5 + 5² = 2910 + 25 = 2935
2935 x 4 + 4,sup>2 = 11740 + 16 = 11756
11756 x 3 + 3² =35268 + 9 = 35277