Primes whose binary complement (A035327) is a square.

Terms

a(0) =2a(1) =3a(2) =7a(3) =11a(4) =31a(5) =47a(6) =59a(7) =127a(8) =191a(9) =239a(10) =251a(11) =367a(12) =827a(13) =1019a(14) =1471a(15) =1723a(16) =2011a(17) =2939a(18) =4079a(19) =4091a(20) =4591a(21) =6427a(22) =7867a(23) =8191a(24) =10607a(25) =11483a(26) =12539a(27) =13679a(28) =13883a(29) =14447