Expansion of e.g.f. Product_{k>=1} ((1 - x^k)/(1 + x^k))^(1/k).

A296048

Expansion of e.g.f. Product_{k>=1} ((1 - x^k)/(1 + x^k))^(1/k).

Terms

    a(0) =1a(1) =-2a(2) =2a(3) =-4a(4) =32a(5) =-128a(6) =496a(7) =-2336a(8) =29312a(9) =-395776a(10) =3194624a(11) =-21951488a(12) =277270528a(13) =-4027191296a(14) =38850203648a(15) =-739834458112

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