Palindromes with exactly 6 distinct prime divisors.

Terms

a(0) =222222a(1) =282282a(2) =414414a(3) =444444a(4) =474474a(5) =555555a(6) =606606a(7) =636636a(8) =646646a(9) =666666a(10) =696696a(11) =828828a(12) =888888a(13) =969969a(14) =2040402a(15) =2065602a(16) =2141412a(17) =2206022a(18) =2343432a(19) =2417142a(20) =2444442a(21) =2572752a(22) =2646462a(23) =2673762a(24) =2747472a(25) =2848482a(26) =2875782a(27) =2949492a(28) =2976792