Expansion of e.g.f. exp(Sum_{k>=1} sigma_k(k) * x^k/k!).
A352843
Expansion of e.g.f. exp(Sum_{k>=1} sigma_k(k) * x^k/k!).
Terms
- a(0) =1a(1) =1a(2) =6a(3) =44a(4) =491a(5) =6597a(6) =110652a(7) =2144606a(8) =47988524a(9) =1206275925a(10) =33777572464
External references
- oeis: A352843