Expansion of (psi(x)^24 + psi(-x)^24) / 2 in powers of x^2 where psi() is a Ramanujan theta function.

A169976

Expansion of (psi(x)^24 + psi(-x)^24) / 2 in powers of x^2 where psi() is a Ramanujan theta function.

Terms

    a(0) =1a(1) =276a(2) =11178a(3) =177400a(4) =1612875a(5) =10131156a(6) =48897678a(7) =193740408a(8) =658523925a(9) =1980143600a(10) =5386270686a(11) =13477895856a(12) =31425764410a(13) =68969957700a(14) =143635113000a(15) =285718115112a(16) =545796171084

External references