Expansion of chi(-q)* chi(-q^2)* chi(-q^9)/( chi(-q^3)* chi(q^9)) in powers of q where chi() is a Ramanujan theta function.

A128144

Expansion of chi(-q)* chi(-q^2)* chi(-q^9)/( chi(-q^3)* chi(q^9)) in powers of q where chi() is a Ramanujan theta function.

Terms

    a(0) =1a(1) =-1a(2) =-1a(3) =1a(4) =0a(5) =-1a(6) =0a(7) =1a(8) =1a(9) =-2a(10) =0a(11) =3a(12) =0a(13) =-2a(14) =0a(15) =3a(16) =0a(17) =-5a(18) =0a(19) =4a(20) =-2a(21) =-4a(22) =0a(23) =5a(24) =0a(25) =-7a(26) =2a(27) =7a(28) =0a(29) =-5

External references