a(n) = a(n-1) + a(n-3) + a(n-4) with initial values a(0) = 8, a(1)=5, a(2) = 13, a(3) = 30.

Terms

a(0) =8a(1) =5a(2) =13a(3) =30a(4) =43a(5) =61a(6) =104a(7) =177a(8) =281a(9) =446a(10) =727a(11) =1185a(12) =1912a(13) =3085a(14) =4997a(15) =8094a(16) =13091a(17) =21173a(18) =34264a(19) =55449a(20) =89713a(21) =145150a(22) =234863a(23) =380025a(24) =614888a(25) =994901a(26) =1609789a(27) =2604702a(28) =4214491a(29) =6819181