Partial sums of ceiling(Fibonacci(n)/3).

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =6a(6) =9a(7) =14a(8) =21a(9) =33a(10) =52a(11) =82a(12) =130a(13) =208a(14) =334a(15) =538a(16) =867a(17) =1400a(18) =2262a(19) =3656a(20) =5911a(21) =9560a(22) =15464a(23) =25017a(24) =40473a(25) =65482a(26) =105947a(27) =171420a(28) =277357a(29) =448767