A121476 Palindromes with digit sum 9.

9, 171, 252, 333, 414, 10701, 11511, 12321, 13131, 20502, 21312, 22122, 30303, 31113, 40104, 1007001, 1015101, 1023201, 1031301, 1105011, 1113111, 1121211, 1203021, 1211121, 1301031, 2005002, 2013102, 2021202, 2103012, 2111112, 2201022, 3003003, 3011103

Offset: 1

Author

Lekraj Beedassy, Aug 01 2006

Keywords

• base
• nonn

Crossrefs

Intersection of A002113 and A052223.

Cf. A121477.

Programs

Mathematica

Select[Range[3100000],PalindromeQ[#]&&Total[IntegerDigits[#]]==9&] (* James C. McMahon, Oct 19 2024 *)

Extensions

Missing 1301031 and more terms terms from Sean A. Irvine, Jun 04 2024