a(n) = 1369*n^2 + 37.

Terms

a(0) =37a(1) =1406a(2) =5513a(3) =12358a(4) =21941a(5) =34262a(6) =49321a(7) =67118a(8) =87653a(9) =110926a(10) =136937a(11) =165686a(12) =197173a(13) =231398a(14) =268361a(15) =308062a(16) =350501a(17) =395678a(18) =443593a(19) =494246a(20) =547637a(21) =603766a(22) =662633a(23) =724238a(24) =788581a(25) =855662a(26) =925481a(27) =998038a(28) =1073333a(29) =1151366