Expansion of 1/(1 - x*(1 + theta_3(x))/2), where theta_3() is the Jacobi theta function.

Terms

a(0) =1a(1) =1a(2) =2a(3) =3a(4) =5a(5) =9a(6) =15a(7) =26a(8) =44a(9) =75a(10) =129a(11) =220a(12) =377a(13) =644a(14) =1101a(15) =1883a(16) =3219a(17) =5506a(18) =9414a(19) =16098a(20) =27527a(21) =47069a(22) =80488a(23) =137630a(24) =235343a(25) =402427a(26) =688134a(27) =1176685a(28) =2012085a(29) =3440591