Expansion of e.g.f. (1-2*x)/(1-3*x-x^2+2*x^3).
A052669
Expansion of e.g.f. (1-2*x)/(1-3*x-x^2+2*x^3).
Terms
- a(0) =1a(1) =1a(2) =8a(3) =66a(4) =840a(5) =12960a(6) =242640a(7) =5286960a(8) =131765760a(9) =3693755520a(10) =115058361600
External references
- oeis: A052669