Solutions k of the equation phi(k) = phi(k-1) + phi(k-2). Also known as Phibonacci numbers.

Terms

a(0) =3a(1) =5a(2) =7a(3) =11a(4) =17a(5) =23a(6) =37a(7) =41a(8) =47a(9) =101a(10) =137a(11) =233a(12) =257a(13) =857a(14) =1037a(15) =1297a(16) =1541a(17) =1601a(18) =2017a(19) =4337a(20) =6527a(21) =9179a(22) =14401a(23) =16097a(24) =30497a(25) =55387a(26) =61133a(27) =62801a(28) =65537a(29) =72581