Expansion of q^(-1) * (chi(-q^13) / chi(-q))^2 in powers of q where chi() is a Ramanujan theta function.

A128518

Expansion of q^(-1) * (chi(-q^13) / chi(-q))^2 in powers of q where chi() is a Ramanujan theta function.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =6a(4) =9a(5) =14a(6) =22a(7) =32a(8) =46a(9) =66a(10) =93a(11) =128a(12) =176a(13) =236a(14) =315a(15) =420a(16) =550a(17) =718a(18) =932a(19) =1198a(20) =1534a(21) =1956a(22) =2476a(23) =3120a(24) =3919a(25) =4896a(26) =6095a(27) =7562a(28) =9341a(29) =11504

External references