Is it that's the bothering you?
If so, differentiate
to find a series for .
(I haven't checked your intermediate steps.)
I am stuck on the following problem, perhaps one of the fine experts can show me the error of my ways?
Use an EGF to solve the recurrence relation and for .
A=-3 B=-1
I cannot come up with the solution, any hints, nudges?
Anyone want to give me a push in the right direction or perhaps off a cliff?