Expansion of psi(x)^2 * phi(-x^2)^4 in powers of x where phi(), psi() are Ramanujan theta functions.
A228831
Expansion of psi(x)^2 * phi(-x^2)^4 in powers of x where phi(), psi() are Ramanujan theta functions.
Terms
- a(0) =1a(1) =2a(2) =-7a(3) =-14a(4) =18a(5) =32a(6) =-21a(7) =-14a(8) =16a(9) =-30a(10) =-14a(11) =-14a(12) =-15a(13) =66a(14) =48a(15) =82a(16) =-28a(17) =-160a(18) =66a(19) =-32a(20) =-95a(21) =36a(22) =-30a(23) =128a(24) =-14a(25) =-94a(26) =64a(27) =18a(28) =98a(29) =98
External references
- oeis: A228831