3. The polynomial $P(x)=(x-4)^{4}\left(x^{2}+\frac{3}{2} x-1\right)^{5}$ is represented in the form $\sum_{k=0}^{14} a_{k}(x+1)^{k}$. Find $a_{0}+a_{2}+\ldots+a_{14}$.
Answer: -256

Allowed for input are digits, minus sign, and division sign, a dot or comma as a decimal separator

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