a(n) = a(n-2)+a(n-3)+a(n-4)+a(n-5)+a(n-6)+a(n-7)+a(n-8).

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =7a(9) =7a(10) =13a(11) =19a(12) =31a(13) =49a(14) =79a(15) =127a(16) =205a(17) =325a(18) =523a(19) =835a(20) =1339a(21) =2143a(22) =3433a(23) =5497a(24) =8803a(25) =14095a(26) =22573a(27) =36145a(28) =57883a(29) =92689