a(n) = 1024*n^2 - 2*n.

Terms

a(0) =1022a(1) =4092a(2) =9210a(3) =16376a(4) =25590a(5) =36852a(6) =50162a(7) =65520a(8) =82926a(9) =102380a(10) =123882a(11) =147432a(12) =173030a(13) =200676a(14) =230370a(15) =262112a(16) =295902a(17) =331740a(18) =369626a(19) =409560a(20) =451542a(21) =495572a(22) =541650a(23) =589776a(24) =639950a(25) =692172a(26) =746442a(27) =802760a(28) =861126a(29) =921540