Near Cullen numbers: k such that (k+1)*2^k + 1 is prime.

Terms

a(0) =0a(1) =1a(2) =2a(3) =5a(4) =6a(5) =13a(6) =26a(7) =65a(8) =66a(9) =86a(10) =114a(11) =133a(12) =186a(13) =294a(14) =445a(15) =866a(16) =1325a(17) =1478a(18) =1823a(19) =2765a(20) =7553a(21) =7943a(22) =10178a(23) =20960a(24) =20964a(25) =21337a(26) =26562a(27) =85374a(28) =96749a(29) =247038