Strong pseudoprimes to base 77.

Terms

a(0) =39a(1) =1387a(2) =1513a(3) =2965a(4) =4371a(5) =5461a(6) =5713a(7) =6541a(8) =13051a(9) =23591a(10) =25363a(11) =31021a(12) =31753a(13) =44173a(14) =45601a(15) =57979a(16) =60481a(17) =65281a(18) =66197a(19) =66397a(20) =83333a(21) =88357a(22) =88831a(23) =90361a(24) =114133a(25) =120205a(26) =125563a(27) =148417a(28) =151313a(29) =154129