a(n) = ceiling(n*phi^7), where phi is the golden ratio, A001622.

Terms

a(0) =0a(1) =30a(2) =59a(3) =88a(4) =117a(5) =146a(6) =175a(7) =204a(8) =233a(9) =262a(10) =291a(11) =320a(12) =349a(13) =378a(14) =407a(15) =436a(16) =465a(17) =494a(18) =523a(19) =552a(20) =581a(21) =610a(22) =639a(23) =668a(24) =697a(25) =726a(26) =755a(27) =784a(28) =813a(29) =842