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A128125 Numbers n such that 2^n == 14 (mod n). +0
6
1, 2, 3, 10, 1010, 61610, 469730, 2037190, 3820821, 9227438, 21728810, 24372562 (list; graph; listen)
OFFSET

1,2

COMMENT

Next term is bigger than 5*10^7. - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), May 05 2007

LINKS

Joe K. Crump, 2^n mod n

MATHEMATICA

For[n=1, n<= 10^6, n++, If[PowerMod[2, n, n] == Mod[14, n], Print[n]]] - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), May 05 2007

CROSSREFS

Cf. A015910, A036236, A050259 = numbers n such that 2^n == 3 (mod n), A033981, A051447, A033982, A051446, A033983, A128121, A128122, A128123, A128124, A128126.

Sequence in context: A119810 A055708 A132536 this_sequence A070239 A002443 A111788

Adjacent sequences: A128122 A128123 A128124 this_sequence A128126 A128127 A128128

KEYWORD

hard,more,nonn

AUTHOR

Alexander Adamchuk (alex(AT)kolmogorov.com), Feb 15 2007

EXTENSIONS

1, 2, 3 and 10 added by njas, Apr 23 2007.

More terms from Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), May 05 2007

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Last modified July 26 23:19 EDT 2008. Contains 142293 sequences.


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