Numbers n such that 2*n + prime(n) is a square.

Terms

a(0) =1a(1) =6a(2) =10a(3) =75a(4) =140a(5) =302a(6) =463a(7) =951a(8) =989a(9) =1219a(10) =1297a(11) =1681a(12) =1776a(13) =1877a(14) =1921a(15) =2379a(16) =2662a(17) =2769a(18) =2828a(19) =3499a(20) =3763a(21) =4810a(22) =4959a(23) =5424a(24) =6156a(25) =6238a(26) =6319a(27) =6829a(28) =7820a(29) =8013