E.g.f.: ((1-x)/(1-2*x)) * exp(x*(1-x)/(1-2*x)).
A059281
E.g.f.: ((1-x)/(1-2*x)) * exp(x*(1-x)/(1-2*x)).
Terms
- a(0) =1a(1) =2a(2) =9a(3) =64a(4) =605a(5) =7086a(6) =98797a(7) =1595924a(8) =29284089a(9) =601272730a(10) =13651820561a(11) =339496984872
External references
- oeis: A059281