E.g.f.: 1 / (1 - x * (2 + x) * exp(x)).
A336960
E.g.f.: 1 / (1 - x * (2 + x) * exp(x)).
Terms
- a(0) =1a(1) =2a(2) =14a(3) =132a(4) =1676a(5) =26590a(6) =506202a(7) =11242952a(8) =285383240a(9) =8149464954a(10) =258575410190
External references
- oeis: A336960