Palindromes which are a concatenation of three palindromes, each of which has at least 2 digits.

Terms

a(0) =110011a(1) =111111a(2) =112211a(3) =113311a(4) =114411a(5) =115511a(6) =116611a(7) =117711a(8) =118811a(9) =119911a(10) =220022a(11) =221122a(12) =222222a(13) =223322a(14) =224422a(15) =225522a(16) =226622a(17) =227722a(18) =228822a(19) =229922a(20) =330033a(21) =331133a(22) =332233a(23) =333333a(24) =334433a(25) =335533a(26) =336633a(27) =337733a(28) =338833a(29) =339933