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Table of n, a(n) for n=1..45.
a(5)=199 since 1^2+9^2+9^2=1+81+81=163 is a prime and reverse(199)=911 has the same property.
Sequence in context: A131648 A180441 A180421 * A163760 A179911 A187867
Adjacent sequences: A180404 A180405 A180406 * A180408 A180409 A180410
Carmine Suriano, Sep 02 2010