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%I A006935 M2190
%S A006935 2,161038,215326,2568226,3020626,7866046,9115426,49699666,143742226,
%T A006935 161292286,196116194,209665666,213388066,293974066,336408382,377994926,
%U A006935 410857426,665387746,667363522,672655726,760569694,1066079026,1105826338
%N A006935 Even pseudoprimes (or primes) to base 2: n divides 2^n - 2, n even.
%C A006935 Of course 2 is the only true prime here.
%D A006935 N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, 
               Academic Press, 1995 (includes this sequence).
%D A006935 N. G. W. H. Beeger, On even numbers m dividing 2^m-2, Amer. Math. Monthly, 
               58 (1951), 553-555.
%D A006935 A. H. Beiler, Recreations in the Theory of Numbers, Dover, NY, 1964, 
               p. 23.
%D A006935 R. K. Guy, Unsolved Problems in Number Theory, A12.
%H A006935 T. D. Noe, <a href="b006935.txt">Table of n, a(n) for n=1..155</a> (from 
               Pinch)
%H A006935 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               FermatPseudoprime.html">Link to a section of The World of Mathematics.</
               a>
%H A006935 <a href="Sindx_Ps.html#pseudoprimes">Index entries for sequences related 
               to pseudoprimes</a>
%H A006935 R. G. E. Pinch, <a href="ftp://ftp.dpmms.cam.ac.uk/pub/PSP/even-12">Even 
               Pseudoprimes < 10^12 (FTP)</a>
%Y A006935 Sequence in context: A003840 A122540 A167518 this_sequence A070833 A152475 
               A124362
%Y A006935 Adjacent sequences: A006932 A006933 A006934 this_sequence A006936 A006937 
               A006938
%K A006935 nonn,nice
%O A006935 1,1
%A A006935 N. J. A. Sloane (njas(AT)research.att.com), Rich Schroeppel (rschroe(AT)sandia.gov)
%E A006935 More terms from Robert G. Wilson v (rgwv(AT)rgwv.com)
%E A006935 Corrected by T. D. Noe (noe(AT)sspectra.com), May 27 2003

    
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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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