Coefficients of 1/(Sum_{k>=0} [(k+1)*r]*(-x)^k), where r = sqrt(5/2) and [ ] = floor.

Terms

a(0) =1a(1) =3a(2) =5a(3) =9a(4) =18a(5) =36a(6) =71a(7) =138a(8) =268a(9) =522a(10) =1017a(11) =1980a(12) =3853a(13) =7498a(14) =14594a(15) =28406a(16) =55287a(17) =107604a(18) =209428a(19) =407608a(20) =793325a(21) =1544042a(22) =3005154a(23) =5848902a(24) =11383662a(25) =22155913a(26) =43121842a(27) =83927627a(28) =163347533a(29) =317921733