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A175866 Numbers n with property that 2^(n-1)=1(mod n) and (x-1)=3*n; where 2^(n-1)=x(mod n*n) 0
5, 13, 19, 173, 5501 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..5.

CROSSREFS

Cf. A124924

Sequence in context: A160031 A154634 A232655 * A227500 A265814 A087714

Adjacent sequences:  A175863 A175864 A175865 * A175867 A175868 A175869

KEYWORD

nonn

AUTHOR

Alzhekeyev Ascar M, Sep 30 2010

STATUS

approved

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Last modified September 21 00:17 EDT 2019. Contains 327252 sequences. (Running on oeis4.)