The time is:, 0.014 There is great hope for a recurrence of order, 2, please be patient The whole thing took:, 0.024 4 (n + 1) (7 + 2 m + 4 n) N 2 --------- - ----------------- + N , [ m + n + 2 m + n + 2 (n + 1) i (m + i) - -------------------------------------------, (m + n + 2) (n - i - j + 1) (n - i - j + 2) (2 - m + n - 3 i - 2 j) (n + 1) j -------------------------------------------] (m + n + 2) (n - i - j + 1) (n - i - j + 2)