Expansion of (chi(q^3) / chi(q))^6 + q / (chi(q^3) / chi(q))^6 in powers of q where chi() is a Ramanujan theta function.

A156215

Expansion of (chi(q^3) / chi(q))^6 + q / (chi(q^3) / chi(q))^6 in powers of q where chi() is a Ramanujan theta function.

Terms

    a(0) =1a(1) =-5a(2) =27a(3) =-41a(4) =146a(5) =-243a(6) =510a(7) =-887a(8) =1755a(9) =-2728a(10) =5052a(11) =-7857a(12) =13157a(13) =-20253a(14) =32805a(15) =-48680a(16) =76568a(17) =-112320a(18) =169814a(19) =-246263a(20) =365013a(21) =-519046a(22) =755632a(23) =-1063368a(24) =1516404a(25) =-2112551a(26) =2972160a(27) =-4089098a(28) =5683166a(29) =-7750782

External references