A151952 Palindromes that are the sum of a positive square and a positive cube.

2, 5, 9, 33, 44, 101, 141, 161, 171, 232, 252, 353, 414, 424, 464, 505, 525, 616, 626, 656, 737, 848, 868, 898, 909, 919, 969, 1001, 1441, 1881, 2112, 2222, 2332, 2552, 3113, 3993, 4994, 5225, 6776, 8228, 9009, 9559, 10001, 10401, 10601, 10801, 12721

Offset: 1

Author

Claudio Meller, Jul 11 2009

Keywords

• nonn
• base

Comments

Intersection of A055394 and A002113.

161= 6^2+5^3 ; 252= 6^2+6^3

Links

• Chai Wah Wu, Table of n, a(n) for n = 1..10000

Programs

Mathematica

Take[With[{nn=100},Select[Union[Flatten[Table[s^2+c^3,{s,nn},{c,nn}]]],PalindromeQ]],50] (* Harvey P. Dale, Jun 12 2025 *)