Strong pseudoprimes to base 76.

Terms

a(0) =15a(1) =25a(2) =75a(3) =77a(4) =949a(5) =1369a(6) =1417a(7) =1891a(8) =2701a(9) =4033a(10) =4681a(11) =5777a(12) =6533a(13) =7957a(14) =9211a(15) =9673a(16) =13019a(17) =13747a(18) =14981a(19) =22791a(20) =23281a(21) =24727a(22) =31621a(23) =32263a(24) =38081a(25) =38503a(26) =39907a(27) =45811a(28) =48133a(29) =48775