Palindromic even numbers with exactly 3 prime factors (counted with multiplicity).

Terms

a(0) =8a(1) =44a(2) =66a(3) =212a(4) =222a(5) =242a(6) =282a(7) =292a(8) =404a(9) =434a(10) =474a(11) =494a(12) =606a(13) =646a(14) =2222a(15) =2882a(16) =4334a(17) =4994a(18) =6226a(19) =6446a(20) =6886a(21) =8338a(22) =8558a(23) =8998a(24) =20002a(25) =20402a(26) =20702a(27) =20802a(28) =20902a(29) =21212