a(n) = ceiling(n*phi^13), where phi is the golden ratio, A001622.

Terms

a(0) =0a(1) =522a(2) =1043a(3) =1564a(4) =2085a(5) =2606a(6) =3127a(7) =3648a(8) =4169a(9) =4690a(10) =5211a(11) =5732a(12) =6253a(13) =6774a(14) =7295a(15) =7816a(16) =8337a(17) =8858a(18) =9379a(19) =9900a(20) =10421a(21) =10942a(22) =11463a(23) =11984a(24) =12505a(25) =13026a(26) =13547a(27) =14068a(28) =14589a(29) =15110