10-gonal (or decagonal) numbers: a(n) = n*(4*n-3).

Terms

a(0) =0a(1) =1a(2) =10a(3) =27a(4) =52a(5) =85a(6) =126a(7) =175a(8) =232a(9) =297a(10) =370a(11) =451a(12) =540a(13) =637a(14) =742a(15) =855a(16) =976a(17) =1105a(18) =1242a(19) =1387a(20) =1540a(21) =1701a(22) =1870a(23) =2047a(24) =2232a(25) =2425a(26) =2626a(27) =2835a(28) =3052a(29) =3277