login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A064248 Numbers m such that N=(am+1)(bm+1)(cm+1) is a Carmichael number, where a,b,c = 1,2,23. 0
6036, 13626, 43710, 46470, 46746, 51990, 52956, 55440, 58476, 60960, 77796, 82350, 86076, 95460, 99876, 114780, 121266, 168600, 176190, 195510, 201996, 208206, 255126, 258990, 261336, 268926, 270030, 270306 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

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: A206113 A031821 A203352 * A202895 A157652 A175160

Adjacent sequences:  A064245 A064246 A064247 * A064249 A064250 A064251

KEYWORD

nonn

AUTHOR

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

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 15 03:33 EST 2012. Contains 205694 sequences.