Median of the primes p with 2^(n-1) < p < 2^n.

Terms

a(0) =6a(1) =12a(2) =23a(3) =47a(4) =97a(5) =191a(6) =383a(7) =761a(8) =1523a(9) =3049a(10) =6107a(11) =12252a(12) =24376a(13) =48877a(14) =97777a(15) =195659a(16) =391623a(17) =783257a(18) =1566386a(19) =3133974a(20) =6269116a(21) =12538053a(22) =25082361a(23) =50170976a(24) =100353498a(25) =200730129a(26) =401498897a(27) =803081460a(28) =1606292647a(29) =3212862108