Expansion of (1 / theta_4(x) - 1)^4 / 16.

Terms

a(0) =1a(1) =8a(2) =40a(3) =156a(4) =520a(5) =1552a(6) =4262a(7) =10960a(8) =26716a(9) =62276a(10) =139744a(11) =303412a(12) =640001a(13) =1315832a(14) =2644004a(15) =5204044a(16) =10052182a(17) =19086348a(18) =35672516a(19) =65708116a(20) =119409576a(21) =214289116a(22) =380068582a(23) =666723748a(24) =1157550524a(25) =1990230968a(26) =3390558072a(27) =5726064688a(28) =9590759624a(29) =15938198484