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Omni-MATH / Define a sequence a_(i,j) of integers such that a_(1,n)=n^(n) for n≥1 and a_(i,j)=a_(i−1,j)+a_(i−1,j+1) for all i,j≥1. Find the last (decimal) digit of a_(128,1). · Discussion

Discussing Define a sequence a_(i,j) of integers such that a_(1,n)=n^(n) for n≥1 and a_(i,j)=a_(i−1,j)+a_(i−1,j+1) for all i,j≥1. Find the last (decimal) digit of a_(128,1). · Omni-MATH

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