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I. M. Vinogradov, Elements of Number Theory, p. 220ff
Table of n, a(n) for n=1..40.
Sequence in context: A040653 A033969 A078547 * A005606 A304138 A305044
Adjacent sequences: A036165 A036166 A036167 * A036169 A036170 A036171
N. J. A. Sloane.