Strong pseudoprimes to base 60.

Terms

a(0) =481a(1) =841a(2) =1891a(3) =3133a(4) =3277a(5) =3601a(6) =3661a(7) =4577a(8) =4777a(9) =6533a(10) =8917a(11) =10249a(12) =11521a(13) =18889a(14) =21361a(15) =23479a(16) =29539a(17) =29891a(18) =46121a(19) =46561a(20) =50251a(21) =53761a(22) =62641a(23) =66757a(24) =75241a(25) =79381a(26) =95033a(27) =95951a(28) =98671a(29) =98881