Coefficients in the expansion of 1/([r]-[2*r]*x+[3*r]*x^2-...); [ ]=floor, r=-1+sqrt(7).

Terms

a(0) =1a(1) =3a(2) =5a(3) =9a(4) =17a(5) =30a(6) =52a(7) =91a(8) =160a(9) =281a(10) =493a(11) =865a(12) =1518a(13) =2664a(14) =4675a(15) =8204a(16) =14398a(17) =25271a(18) =44356a(19) =77853a(20) =136647a(21) =239844a(22) =420976a(23) =738898a(24) =1296915a(25) =2276349a(26) =3995455a(27) =7012834a(28) =12308945a(29) =21604693