Expansion of e.g.f. Sum_{n>=0} n^n * cosh(n*x) * x^n/n!.
A218296
Expansion of e.g.f. Sum_{n>=0} n^n * cosh(n*x) * x^n/n!.
Terms
- a(0) =1a(1) =1a(2) =4a(3) =30a(4) =352a(5) =5560a(6) =109056a(7) =2540720a(8) =68401152a(9) =2087897472a(10) =71236526080
External references
- oeis: A218296