Strong pseudoprimes to base 70.

Terms

a(0) =69a(1) =169a(2) =341a(3) =377a(4) =671a(5) =949a(6) =1891a(7) =3053a(8) =4901a(9) =6001a(10) =9301a(11) =9361a(12) =12209a(13) =12337a(14) =12881a(15) =15251a(16) =18829a(17) =19951a(18) =20801a(19) =24727a(20) =31417a(21) =31609a(22) =32131a(23) =36301a(24) =38503a(25) =38963a(26) =40501a(27) =47197a(28) =48133a(29) =56033