a(n) = 1458*n - 18.

Terms

a(0) =1440a(1) =2898a(2) =4356a(3) =5814a(4) =7272a(5) =8730a(6) =10188a(7) =11646a(8) =13104a(9) =14562a(10) =16020a(11) =17478a(12) =18936a(13) =20394a(14) =21852a(15) =23310a(16) =24768a(17) =26226a(18) =27684a(19) =29142a(20) =30600a(21) =32058a(22) =33516a(23) =34974a(24) =36432a(25) =37890a(26) =39348a(27) =40806a(28) =42264a(29) =43722