a(n) = 11*n + 10.

Terms

a(0) =10a(1) =21a(2) =32a(3) =43a(4) =54a(5) =65a(6) =76a(7) =87a(8) =98a(9) =109a(10) =120a(11) =131a(12) =142a(13) =153a(14) =164a(15) =175a(16) =186a(17) =197a(18) =208a(19) =219a(20) =230a(21) =241a(22) =252a(23) =263a(24) =274a(25) =285a(26) =296a(27) =307a(28) =318a(29) =329