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Explicit estimates for the sum $\sum_{k=0}^{n} k! {n\choose k}^2 (-1)^{k}$. (arXiv:2310.11468v1 [math.NT]) http://arxiv.org/abs/2310.11468
Explicit estimates for the sum $\sum_{k=0}^{n} k! {n\choose k}^2 (-1)^{k}$. (arXiv:2310.11468v1 [math.NT]) http://arxiv.org/abs/2310.11468