Generalized Fibonacci numbers A_{n,6}.

Terms

a(0) =1a(1) =1a(2) =0a(3) =1a(4) =0a(5) =2a(6) =0a(7) =3a(8) =0a(9) =6a(10) =0a(11) =9a(12) =1a(13) =18a(14) =2a(15) =30a(16) =4a(17) =56a(18) =8a(19) =99a(20) =16a(21) =186a(22) =32a(23) =335a(24) =64a(25) =630a(26) =128a(27) =1163a(28) =256a(29) =2187