Convolution of (F(2), F(3), F(4), ...) and odd numbers.

Terms

a(0) =1a(1) =5a(2) =14a(3) =31a(4) =61a(5) =112a(6) =197a(7) =337a(8) =566a(9) =939a(10) =1545a(11) =2528a(12) =4121a(13) =6701a(14) =10878a(15) =17639a(16) =28581a(17) =46288a(18) =74941a(19) =121305a(20) =196326a(21) =317715a(22) =514129a(23) =831936a(24) =1346161a(25) =2178197a(26) =3524462a(27) =5702767a(28) =9227341a(29) =14930224