Numbers k such that 41*2^k+1 is prime.

Terms

a(0) =1a(1) =11a(2) =19a(3) =215a(4) =289a(5) =379a(6) =1991a(7) =7607a(8) =8411a(9) =12493a(10) =13235a(11) =13823a(12) =274897a(13) =364861a(14) =462023a(15) =1530313a(16) =5651731