Expansion of e.g.f. exp( x * sinh(x) / 2 ) (even powers only).
A352254
Expansion of e.g.f. exp( x * sinh(x) / 2 ) (even powers only).
Terms
- a(0) =1a(1) =1a(2) =5a(3) =48a(4) =753a(5) =16880a(6) =507579a(7) =19509042a(8) =927229553a(9) =53126200872
External references
- oeis: A352254