Numbers k such that N*2^k + 1 is prime where N = 9999999999999999999999988888888888888888887777777777777777766666666666665555555555544444443333322211.
A098467
Numbers k such that N*2^k + 1 is prime where N = 9999999999999999999999988888888888888888887777777777777777766666666666665555555555544444443333322211.
Terms
- a(0) =19a(1) =75a(2) =99a(3) =135a(4) =163a(5) =175a(6) =219a(7) =249a(8) =367a(9) =607a(10) =651a(11) =1005a(12) =1355a(13) =1487a(14) =2341a(15) =5509a(16) =8667a(17) =9995a(18) =10987a(19) =13671a(20) =17235a(21) =24613a(22) =25087a(23) =25671a(24) =27655a(25) =35611a(26) =37879a(27) =41755a(28) =47163a(29) =57423
External references
- oeis: A098467