8-idempotent numbers: a(n) = binomial(n+8,8)*8^n.

A141054

8-idempotent numbers: a(n) = binomial(n+8,8)*8^n.

Terms

    a(0) =1a(1) =72a(2) =2880a(3) =84480a(4) =2027520a(5) =42172416a(6) =787218432a(7) =13495173120a(8) =215922769920

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