[seqfan] Re: polynomial-to-product transform

Eric moongerms at wanadoo.fr
Mon Nov 10 00:57:09 CET 2008


http://www.research.att.com/~njas/sequences/A147557

-----Message d'origine-----
De : seqfan-bounces at list.seqfan.eu
[mailto:seqfan-bounces at list.seqfan.eu]De la part de zak seidov
Envoye : lundi 10 novembre 2008 00:31
A : seqfan at list.seqfan.eu
Objet : [seqfan] Re: polynomial-to-product transform



Suprisingly,

prod((1+a(i)x^i), i=1,2,...) => sum(1+prime(n)x^k, k=1,2,...)

gives  a(i) = 2, 3, -1, 9, -4, -16, 89,...

not in OEIS?! or i'm terribly missing smth, zak





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