Semiprimes of the form p*(p^2 - p + 1).

Terms

a(0) =6a(1) =21a(2) =301a(3) =2041a(4) =296341a(5) =486877a(6) =2666437a(7) =3420301a(8) =4304341a(9) =7152001a(10) =38159521a(11) =42387097a(12) =54296677a(13) =95235601a(14) =158048281a(15) =229971241a(16) =265434901a(17) =383712781a(18) =454166017a(19) =775307917a(20) =972261181a(21) =1063290841a(22) =1304557801a(23) =1392422041a(24) =1730882401a(25) =1863895261a(26) =2631883561a(27) =2879450461a(28) =3714274297a(29) =3845297341