Squares that become prime when their rightmost digit is removed.

Terms

a(0) =25a(1) =36a(2) =196a(3) =676a(4) =1936a(5) =2116a(6) =3136a(7) =4096a(8) =5476a(9) =5776a(10) =7396a(11) =8836a(12) =11236a(13) =21316a(14) =23716a(15) =26896a(16) =42436a(17) =51076a(18) =55696a(19) =59536a(20) =64516a(21) =65536a(22) =75076a(23) =81796a(24) =87616a(25) =92416a(26) =98596a(27) =106276a(28) =118336a(29) =119716