[seqfan] Re: b(m) = b(m-1)*r(m) + s(m)

[Leroy Quet]

> PS: What to do about the n=1 case?
> 

I should have asked, is it better to define j as nonnegative, in which case a(1) = c(1) = 1?
Or should I insist j must be positive, and so a(1)=0 and 1 is excluded from {c(k)}?

I vote for nonnegative j.

Thanks,
Leroy