Non-palindromes whose squares are in A066531.

Terms

a(0) =660a(1) =2520a(2) =4030a(3) =5040a(4) =6600a(5) =8160a(6) =25200a(7) =27720a(8) =32670a(9) =40300a(10) =43560a(11) =50400a(12) =66000a(13) =81600a(14) =205020a(15) =229320a(16) =236320a(17) =254520a(18) =269620a(19) =277200a(20) =279720a(21) =310030a(22) =326700a(23) =329670a(24) =351430a(25) =410040a(26) =435600a(27) =439560a(28) =458640a(29) =483840