a(n) = 3600*n^2 + n.

Terms

a(0) =3601a(1) =14402a(2) =32403a(3) =57604a(4) =90005a(5) =129606a(6) =176407a(7) =230408a(8) =291609a(9) =360010a(10) =435611a(11) =518412a(12) =608413a(13) =705614a(14) =810015a(15) =921616a(16) =1040417a(17) =1166418a(18) =1299619a(19) =1440020a(20) =1587621a(21) =1742422a(22) =1904423a(23) =2073624a(24) =2250025a(25) =2433626a(26) =2624427a(27) =2822428