Pseudoprimes to base 5 that are not squarefree.

Terms

a(0) =4a(1) =124a(2) =11476a(3) =59356a(4) =80476a(5) =91636a(6) =250876a(7) =261964a(8) =482516a(9) =1385836a(10) =1926676a(11) =2428084a(12) =2589796a(13) =3743476a(14) =4101796a(15) =6797764a(16) =9155476a(17) =10701076a(18) =10743436a(19) =11263396a(20) =13799836a(21) =13859956a(22) =15570556a(23) =20396476a(24) =20558476a(25) =21689956a(26) =23480524a(27) =27218276a(28) =28397116a(29) =31701476