Primes of the form p^2 - p - 1, where p is prime.

Terms

a(0) =5a(1) =19a(2) =41a(3) =109a(4) =271a(5) =811a(6) =929a(7) =2161a(8) =3659a(9) =4421a(10) =4969a(11) =9311a(12) =10099a(13) =16001a(14) =17029a(15) =19181a(16) =22051a(17) =32579a(18) =38611a(19) =57839a(20) =72091a(21) =93941a(22) =109229a(23) =128521a(24) =143261a(25) =157211a(26) =166871a(27) =175141a(28) =176819a(29) =201151