a(n) = numerator of (1/e)^n * Sum_{k>=0}(n^k*k^n)/(n!*k!).
A339401
a(n) = numerator of (1/e)^n * Sum_{k>=0}(n^k*k^n)/(n!*k!).
Terms
- a(0) =1a(1) =1a(2) =3a(3) =19a(4) =63a(5) =322a(6) =44683a(7) =941977a(8) =4677605a(9) =668520163a(10) =21622993111a(11) =9759873853
External references
- oeis: A339401