Numbers k such that 273*2^k + 1 is prime.

Terms

a(0) =1a(1) =2a(2) =5a(3) =10a(4) =13a(5) =40a(6) =41a(7) =45a(8) =56a(9) =64a(10) =72a(11) =86a(12) =94a(13) =121a(14) =160a(15) =213a(16) =338a(17) =352a(18) =833a(19) =1014a(20) =1072a(21) =1098a(22) =1297a(23) =1381a(24) =1952a(25) =1990a(26) =2421a(27) =2600a(28) =3474a(29) =3533