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Table of n, a(n) for n=1..23.
a(1)=313 because 313^2=97969 and (9+7+9+6+9)/5=8.
Cf. A164770, A164771.
Sequence in context: A255388 A261818 A083997 * A068650 A106156 A286289
Adjacent sequences: A164769 A164770 A164771 * A164773 A164774 A164775
Zak Seidov, Aug 26 2009
More terms from David Radcliffe Aug 26 2009
a(16)-a(23) from Lars Blomberg, Apr 29 2013