Sequence Guess

Guess the sequence. The solutions is near.

Sequence: 0 0 1 1 2 9 16 16 3 -9 6 53 84

Solution
The solution is: 
84 28
And the recurrence formula is 
 (seq[-1] + 1) -seq[-2] -seq[-3] + (seq[-4] - 2) + (seq[-5] + 10)
This fine program was brought to you by hakank@bonetmail.com
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