a(n) = 729*n + 1.

Terms

a(0) =730a(1) =1459a(2) =2188a(3) =2917a(4) =3646a(5) =4375a(6) =5104a(7) =5833a(8) =6562a(9) =7291a(10) =8020a(11) =8749a(12) =9478a(13) =10207a(14) =10936a(15) =11665a(16) =12394a(17) =13123a(18) =13852a(19) =14581a(20) =15310a(21) =16039a(22) =16768a(23) =17497a(24) =18226a(25) =18955a(26) =19684a(27) =20413a(28) =21142a(29) =21871