Smallest prime between 2^n and 2^(n+1), having a maximal number of 1's in binary representation.

Terms

a(0) =3a(1) =7a(2) =11a(3) =31a(4) =47a(5) =127a(6) =191a(7) =383a(8) =991a(9) =2039a(10) =3583a(11) =8191a(12) =15359a(13) =20479a(14) =63487a(15) =131071a(16) =245759a(17) =524287a(18) =786431a(19) =1966079a(20) =4128767a(21) =7323647a(22) =14680063a(23) =33546239a(24) =67108351a(25) =100646911a(26) =260046847a(27) =536739839a(28) =1073479679a(29) =2147483647