Primes of the form k^3-k^2-k-1.

Terms

a(0) =43a(1) =173a(2) =439a(3) =1571a(4) =3823a(5) =10141a(6) =21139a(7) =38113a(8) =83203a(9) =122449a(10) =154493a(11) =172423a(12) =191689a(13) =433123a(14) =468389a(15) =673639a(16) =1318789a(17) =1392271a(18) =1628989a(19) =2388013a(20) =2608889a(21) =3771923a(22) =4225121a(23) =4546573a(24) =4713239a(25) =4883929a(26) =6609139a(27) =6822709a(28) =7959799