a(n) = 12167n - 3588.

Terms

a(0) =8579a(1) =20746a(2) =32913a(3) =45080a(4) =57247a(5) =69414a(6) =81581a(7) =93748a(8) =105915a(9) =118082a(10) =130249a(11) =142416a(12) =154583a(13) =166750a(14) =178917a(15) =191084a(16) =203251a(17) =215418a(18) =227585a(19) =239752a(20) =251919a(21) =264086a(22) =276253a(23) =288420a(24) =300587a(25) =312754a(26) =324921a(27) =337088a(28) =349255a(29) =361422