This question is a reformulation of Complexity for computing weighted number of paths on integer lattice
Is there any way to compute in $o(n^2)$ all $n$ sums $\sum_{0\leq i \leq j} a_i\binom{j}{i}$ for $j\in\{1,\dots,n\}$?
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Sign up to join this communityThis question is a reformulation of Complexity for computing weighted number of paths on integer lattice
Is there any way to compute in $o(n^2)$ all $n$ sums $\sum_{0\leq i \leq j} a_i\binom{j}{i}$ for $j\in\{1,\dots,n\}$?