Expansion of ( f(-q^2) * f(q^3) * f(-q^6) / f(q)^3 )^2 in powers of q where f() is a Ramanujan theta function.

A164271

Expansion of ( f(-q^2) * f(q^3) * f(-q^6) / f(q)^3 )^2 in powers of q where f() is a Ramanujan theta function.

Terms

    a(0) =1a(1) =-6a(2) =25a(3) =-84a(4) =248a(5) =-666a(6) =1662a(7) =-3912a(8) =8774a(9) =-18894a(10) =39289a(11) =-79248a(12) =155612a(13) =-298338a(14) =559812a(15) =-1030224a(16) =1862647a(17) =-3313494a(18) =5807096a(19) =-10037796a(20) =17129888a(21) =-28886052a(22) =48170178a(23) =-79492824a(24) =129900206a(25) =-210314976a(26) =337545438a(27) =-537278124a(28) =848509124

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