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A064240 Values of m such that N=(am+1)(bm+1)(cm+1) is a Carmichael number, where a,b,c = 1,2,7. 0
30, 156, 618, 660, 1626, 2550, 4230, 4356, 4566, 5658, 6120, 6708, 7506, 11496, 15318, 16746, 18048, 19140, 19476, 19686, 20610, 21030, 22920, 23130, 24096, 25188, 26406, 27918, 29346, 29598, 29640, 32748, 33966, 35058, 39678, 41610 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

COMMENTS

am+1, bm+1, cm+1 are primes and am | (N-1), bm | (N-1), cm |(N-1)

REFERENCES

Harvey Dubner (harvey(AT)dubner.com), personal communication, Jun 27, 2001.

CROSSREFS

Sequence in context: A206040 A042760 A042762 * A141221 A159884 A074357

Adjacent sequences:  A064237 A064238 A064239 * A064241 A064242 A064243

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Sep 23 2001

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Last modified February 14 20:38 EST 2012. Contains 205663 sequences.