Pisot sequence E(9,15), a(n) = floor( a(n-1)^2/a(n-2) + 1/2 ).

Terms

a(0) =9a(1) =15a(2) =25a(3) =42a(4) =71a(5) =120a(6) =203a(7) =343a(8) =580a(9) =981a(10) =1659a(11) =2806a(12) =4746a(13) =8027a(14) =13576a(15) =22961a(16) =38834a(17) =65680a(18) =111085a(19) =187879a(20) =317761a(21) =537431a(22) =908960a(23) =1537329a(24) =2600093a(25) =4397552a(26) =7437605a(27) =12579264a(28) =21275381a(29) =35983173