Palindromes that are divisible by 6.

Terms

a(0) =0a(1) =6a(2) =66a(3) =222a(4) =252a(5) =282a(6) =414a(7) =444a(8) =474a(9) =606a(10) =636a(11) =666a(12) =696a(13) =828a(14) =858a(15) =888a(16) =2112a(17) =2442a(18) =2772a(19) =4224a(20) =4554a(21) =4884a(22) =6006a(23) =6336a(24) =6666a(25) =6996a(26) =8118a(27) =8448a(28) =8778a(29) =20202