Lucas-Carmichael numbers with 7 prime factors.

Terms

a(0) =3512071871a(1) =10470856319a(2) =11956093919a(3) =12283814015a(4) =13150303199a(5) =15128703359a(6) =15966728855a(7) =18063158399a(8) =21887083295a(9) =22572006479a(10) =23388059519a(11) =23836221695a(12) =23940514367a(13) =25231063319a(14) =25638464159a(15) =27742047839a(16) =28160966735a(17) =30070781279a(18) =31251542399a(19) =35160944399