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URL: https://oeis.org/A359011

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A359011
Numbers k such that k^2 + the reversal of k^2 is a square.
1
0, 231, 9426681, 8803095102, 56017891104, 4811618419542
OFFSET
1,2
CROSSREFS
Sequence in context: A225997 A172898 A172908 * A172935 A319306 A280538
KEYWORD
nonn,base,hard,more
AUTHOR
Michel Marcus, Dec 11 2022
EXTENSIONS
a(1)-a(5) from Douglas McNeil and Zak Seidov, Nov 09 2010
a(6) from Giovanni Resta, Sep 26 2011
STATUS
approved