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

1,1

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

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 *)

Crossrefs

Sequence in context: A128565 A366505 A359386 * A090291 A161137 A229551

Adjacent sequences: A151949 A151950 A151951 * A151953 A151954 A151955

Keyword

nonn,base

Author

Claudio Meller, Jul 11 2009

Status

approved