id:A089596 - OEIS Search Results

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G.f.: (1+2*x^3+3*x^6+x^8+6*x^9+2*x^11+9*x^12+x^14+10*x^15+x^16+9*x^18+2*x^19+6*x^21+x^22+3*x^24+2*x^27+x^30)/((1-x^5)^2*(1-x^12)^2).

+0
2

1, 0, 0, 2, 0, 2, 3, 0, 5, 6, 3, 8, 11, 8, 13, 18, 14, 22, 26, 22, 35, 38, 34, 48, 55, 52, 64, 74, 72, 88, 97, 94, 117, 126, 123, 148, 161, 160, 183, 200, 202, 228, 244, 246, 281, 298, 298, 336, 359, 362, 398, 424, 432, 472, 497, 506, 555, 582, 589, 642, 677, 686, 737, 776, 792 (list; graph; listen)

	OFFSET	`0,4`
	COMMENT	`A_8 = SL_2(4) and acts on F_2[x_1, ..., x_4]. This is the Poincare series (or Molien series) for the subgroup A_5 =SL_2(F_4). See A090492 for the other A_5.`
	REFERENCES	`A. Adem and R. J. Milgram, Cohomology of Finite Groups, Springer-Verlag, 2nd. ed., 2004; p. 113.`
	CROSSREFS	`Sequence in context: A127954 A160706 A087509 this_sequence A105805 A049581 A114327` `Adjacent sequences: A089593 A089594 A089595 this_sequence A089597 A089598 A089599`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Dec 31 2003`

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

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