[seqfan] Re: A007286 and A007289 have exactly the same name.

Peter Luschny peter.luschny at gmail.com
Sun Apr 28 20:43:11 CEST 2013

NJAS> I agree that A007286 and A007289 had the same definition line. I
have fixed the problem.

This 'problem' has a nice solution.

aperm3(n)  = 2*((1-I)/(1+I))^n*(1+add(binomial(n,j)*polylog(-j,I)*3^j
for j in (0..n)))
A007286(n) = Re(aperm3(n))
A007289(n) = Im(aperm3(n))


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