Expansion of e.g.f. 1/(1 - 2 * x * cosh(x)).
A352648
Expansion of e.g.f. 1/(1 - 2 * x * cosh(x)).
Terms
- a(0) =1a(1) =2a(2) =8a(3) =54a(4) =480a(5) =5290a(6) =70080a(7) =1083614a(8) =19145728a(9) =380552274a(10) =8404669440a(11) =204182993542
External references
- oeis: A352648