E.g.f.: log((1-x)/(1-3*x+x^2)).
A052878
E.g.f.: log((1-x)/(1-3*x+x^2)).
Terms
- a(0) =0a(1) =2a(2) =6a(3) =34a(4) =276a(5) =2928a(6) =38520a(7) =606240a(8) =11118240a(9) =232928640a(10) =5488922880a(11) =143707737600
External references
- oeis: A052878
A052878
E.g.f.: log((1-x)/(1-3*x+x^2)).