a(n) = 2025*n^2 + n.

Terms

a(0) =2026a(1) =8102a(2) =18228a(3) =32404a(4) =50630a(5) =72906a(6) =99232a(7) =129608a(8) =164034a(9) =202510a(10) =245036a(11) =291612a(12) =342238a(13) =396914a(14) =455640a(15) =518416a(16) =585242a(17) =656118a(18) =731044a(19) =810020a(20) =893046a(21) =980122a(22) =1071248a(23) =1166424a(24) =1265650a(25) =1368926a(26) =1476252a(27) =1587628a(28) =1703054a(29) =1822530