a(n)=-1/b(2n) where 1/(e^y-e^(y/3))= sum(i=-1,inf,b(i)*y^i).
A068181
a(n)=-1/b(2n) where 1/(e^y-e^(y/3))= sum(i=-1,inf,b(i)*y^i).
Terms
- a(0) =1a(1) =18a(2) =1944a(3) =524880a(4) =264539520a(5) =214277011200
External references
- oeis: A068181
A068181
a(n)=-1/b(2n) where 1/(e^y-e^(y/3))= sum(i=-1,inf,b(i)*y^i).