A053780 Palindromes arising in A053779.

4, 434, 505, 18781, 27072, 33633, 1254521, 3360633, 5989895, 9145419, 10411401, 161101161, 390949093, 795303597, 935424539, 25127372152, 77753535777, 1997671767991, 2300809080032, 3754911194573, 6476856586746, 9825337335289

Offset: 1

Author

G. L. Honaker, Jr., Mar 29 2000

Keywords

• base
• nonn

Comments

a(8)=3360633 coincides with A171706(3) and A171741(6) (and see a(6)=33633 here).

Also, note that A029965 ran just short of the OEIS space limitation, possibly affecting discovery.

Links

• P. De Geest, Palindromic Sums
• C. Rivera, PrimePuzzle 89

Crossrefs

Cf. A002808, A002113, A053779, A171706, A171741, A029965, A029966.

Extensions

More terms from Patrick De Geest, Nov 15 2000