10-gonal (or decagonal) numbers with prime indices.

Terms

a(0) =10a(1) =27a(2) =85a(3) =175a(4) =451a(5) =637a(6) =1105a(7) =1387a(8) =2047a(9) =3277a(10) =3751a(11) =5365a(12) =6601a(13) =7267a(14) =8695a(15) =11077a(16) =13747a(17) =14701a(18) =17755a(19) =19951a(20) =21097a(21) =24727a(22) =27307a(23) =31417a(24) =37345a(25) =40501a(26) =42127a(27) =45475a(28) =47197a(29) =50737