Expansion of q * f(-q^20) / (f(q) * chi(-q^5)) in powers of q where f(), chi() are Ramanujan theta functions.

A145724

Expansion of q * f(-q^20) / (f(q) * chi(-q^5)) in powers of q where f(), chi() are Ramanujan theta functions.

Terms

    a(0) =1a(1) =-1a(2) =2a(3) =-3a(4) =5a(5) =-6a(6) =10a(7) =-13a(8) =19a(9) =-25a(10) =36a(11) =-46a(12) =64a(13) =-82a(14) =110a(15) =-139a(16) =184a(17) =-231a(18) =300a(19) =-375a(20) =480a(21) =-596a(22) =754a(23) =-930a(24) =1165a(25) =-1428a(26) =1772a(27) =-2162a(28) =2662a(29) =-3230

External references