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A015973
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Positive integers n such that n | (3^n + 2).
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17
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OFFSET
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1,2
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COMMENTS
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No other terms below 10^15. Some larger term: 3142423971953435020522506484187. - Max Alekseyev, Aug 04 2011
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LINKS
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Table of n, a(n) for n=1..7.
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CROSSREFS
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Cf. A015940, A050259, A123062
Solutions to 3^n == k (mod n): A277340 (k=-11), A277289 (k=-7), A277288 (k=-5), this sequence (k=-2), A015949 (k=-1), A067945 (k=1), A276671 (k=2), A276740 (k=5), A277126 (k=7), A277274 (k=11).
Sequence in context: A326870 A327903 A214443 * A136578 A057186 A106939
Adjacent sequences: A015970 A015971 A015972 * A015974 A015975 A015976
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KEYWORD
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nonn,more
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AUTHOR
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Robert G. Wilson v
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EXTENSIONS
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a(1)=1 prepended and a(6)-a(7) added by Max Alekseyev, Aug 04 2011
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STATUS
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approved
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