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%I #14 Oct 16 2019 11:28:02
%S 96,1656,2280,5556,6960,7506,8286,12420,12966,15540,17490,23496,26226,
%T 28410,32076,33870,42060,53526,57036,61560,67956,73416,89796,104850,
%U 107580,108516,122166,124350,126690,132150,143616,148920
%N Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,13.
%C am+1, bm+1, cm+1 are primes and am | (N-1), bm | (N-1), cm |(N-1).
%D Harvey Dubner (harvey(AT)dubner.com), personal communication, Jun 27 2001.
%H Amiram Eldar, <a href="/A064243/b064243.txt">Table of n, a(n) for n = 1..10000</a>
%t CarmichaelNbrQ[n_] := ! PrimeQ@ n && Mod[n, CarmichaelLambda@ n] == 1; Select[ Range@ 150000, PrimeQ[# + 1] && PrimeQ[2# + 1] && PrimeQ[13# + 1] && CarmichaelNbrQ[(# + 1)(2# + 1)(13# + 1)] &] (* _Robert G. Wilson v_, Aug 23 2012 *)
%Y Cf. A087788.
%K nonn
%O 1,1
%A _N. J. A. Sloane_, Sep 23 2001
%E Offset corrected by _Amiram Eldar_, Oct 16 2019