a(0) = 1; thereafter a(n) = exp(-1/n) * Sum_{k>=0} (n*k - 1)^n / (n^k * k!).
A337043
a(0) = 1; thereafter a(n) = exp(-1/n) * Sum_{k>=0} (n*k - 1)^n / (n^k * k!).
Terms
- a(0) =1a(1) =0a(2) =2a(3) =9a(4) =112a(5) =1875a(6) =43416a(7) =1310946a(8) =49778688a(9) =2313362673a(10) =128894500000
External references
- oeis: A337043