Smallest odd number k>1 such that k*2^A000043(n)+1 is a prime number.

Terms

a(0) =3a(1) =5a(2) =3a(3) =5a(4) =5a(5) =9a(6) =11a(7) =35a(8) =53a(9) =51a(10) =105a(11) =5a(12) =233a(13) =347a(14) =125a(15) =369a(16) =2063a(17) =89a(18) =4715a(19) =1145a(20) =885a(21) =4839a(22) =2711a(23) =30611a(24) =5859a(25) =2543a(26) =21509a(27) =114071a(28) =309a(29) =60191