A129969 a(n) = A061909(n) with digits reversed.

1, 2, 3, 1, 11, 21, 31, 2, 12, 22, 3, 13, 1, 101, 201, 301, 11, 111, 211, 311, 21, 121, 221, 31, 2, 102, 202, 12, 112, 212, 22, 122, 3, 103, 13, 113, 1, 1001, 2001, 3001, 101, 1101, 2101, 3101, 201, 1201, 2201, 301, 1301, 11, 1011, 2011

Offset

1,2

Links

T. D. Noe, Table of n, a(n) for n=1..5000

Mathematica

Rest[IntegerReverse/@Select[Range[0, 1200], IntegerReverse[#^2]==IntegerReverse[#]^2&]] (* Harvey P. Dale, Dec 01 2024 *)

Crossrefs

Sequence in context: A174017 A178081 A368272 * A104379 A142714 A276012

Adjacent sequences: A129966 A129967 A129968 * A129970 A129971 A129972

Keyword

nonn,base

Author

N. J. A. Sloane, Jun 13 2007

Status

approved