Numbers k such that 255*2^k+1 is prime.

Terms

a(0) =2a(1) =5a(2) =32a(3) =36a(4) =38a(5) =41a(6) =57a(7) =69a(8) =71a(9) =72a(10) =116a(11) =137a(12) =156a(13) =197a(14) =237a(15) =336a(16) =353a(17) =489a(18) =545a(19) =678a(20) =1040a(21) =1137a(22) =1217a(23) =1451a(24) =1577a(25) =1589a(26) =1836a(27) =3077a(28) =4640a(29) =4850