Composite palindromes with only palindromic prime factors whose sum is palindromic (counted with multiplicity).

A046357

Composite palindromes with only palindromic prime factors whose sum is palindromic (counted with multiplicity).

Terms

    a(0) =4a(1) =6a(2) =8a(3) =9a(4) =121a(5) =1331a(6) =5445a(7) =10201a(8) =13231a(9) =14641a(10) =15251a(11) =18281a(12) =19291a(13) =31613a(14) =35653a(15) =37673a(16) =38683a(17) =52525a(18) =59895a(19) =1030301a(20) =1336331a(21) =3192913a(22) =8117118a(23) =104060401a(24) =134969431a(25) =286121682a(26) =319464913a(27) =677707776

External references