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A054396 Numbers n such that there are precisely 4 groups of order n. 5
28, 30, 44, 63, 66, 70, 76, 92, 102, 117, 124, 130, 138, 154, 170, 172, 174, 182, 188, 190, 230, 236, 238, 246, 266, 268, 275, 279, 282, 284, 286, 290, 315, 316, 318, 322, 332, 354, 370, 374, 387, 412, 418, 426, 428, 430, 434, 442, 465, 470, 494, 495, 498 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

LINKS

H.-U. Besche, The Small Groups library

Gordon Royle, Numbers of Small Groups

CROSSREFS

Cf. A000001, A003277, A054395, A054397, A055561.

Cf. A000001, A003277, A054395, A054396, A054397, A135850.

Sequence in context: A042622 A044977 A046466 * A083274 A067913 A116566

Adjacent sequences:  A054393 A054394 A054395 * A054397 A054398 A054399

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), May 21 2000

EXTENSIONS

More terms from Christian G. Bower (bowerc(AT)usa.net), May 25 2000

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Last modified February 17 19:13 EST 2012. Contains 206085 sequences.