Smallest k such that trinomial x^A001153(n) + x^k + 1 over GF(2) is primitive.

Terms

a(0) =1a(1) =1a(2) =2a(3) =1a(4) =3a(5) =3a(6) =38a(7) =1a(8) =32a(9) =105a(10) =216a(11) =715a(12) =67a(13) =271a(14) =84a(15) =881a(16) =1530a(17) =8575a(18) =25230a(19) =7000a(20) =215747a(21) =170340a(22) =361604a(23) =3037958a(24) =8412642a(25) =880890a(26) =2162059a(27) =5110722a(28) =55981a(29) =3569337