Denominator of Sum_{i=1..n} i!/(i^i).

A121564

Denominator of Sum_{i=1..n} i!/(i^i).

Terms

    a(0) =1a(1) =1a(2) =2a(3) =18a(4) =288a(5) =180000a(6) =1620000a(7) =190591380000

External references