a(n) = 1156*n^2 + 34.

Terms

a(0) =34a(1) =1190a(2) =4658a(3) =10438a(4) =18530a(5) =28934a(6) =41650a(7) =56678a(8) =74018a(9) =93670a(10) =115634a(11) =139910a(12) =166498a(13) =195398a(14) =226610a(15) =260134a(16) =295970a(17) =334118a(18) =374578a(19) =417350a(20) =462434a(21) =509830a(22) =559538a(23) =611558a(24) =665890a(25) =722534a(26) =781490a(27) =842758a(28) =906338a(29) =972230