A090176 - OEIS

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A090176

G.f.: (1+x^9)/((1-x^4)(1-x^6)(1-x^12)).

1, 0, 0, 0, 1, 0, 1, 0, 1, 1, 1, 0, 3, 1, 1, 1, 3, 1, 3, 1, 3, 3, 3, 1, 6, 3, 3, 3, 6, 3, 6, 3, 6, 6, 6, 3, 10, 6, 6, 6, 10, 6, 10, 6, 10, 10, 10, 6, 15, 10, 10, 10, 15, 10, 15, 10, 15, 15, 15, 10, 21, 15, 15, 15, 21, 15, 21, 15, 21, 21, 21, 15, 28, 21, 21, 21, 28, 21, 28, 21, 28, 28, 28, 21, 36 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,13`
	COMMENTS	`Harmonic Molien series for real Clifford group C_2 of order 2304 is (1+x^18)/((1-x^8)(1-x^12)(1-x^24)).`
	LINKS	`G. Nebe, E. M. Rains and N. J. A. Sloane, Self-Dual Codes and Invariant Theory, Springer, Berlin, 2006.`
	CROSSREFS	`Sequence in context: A086869 A095345 A132468 * A102396 A095960 A183093` `Adjacent sequences: A090173 A090174 A090175 * A090177 A090178 A090179`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Feb 05 2004`

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Last modified February 17 20:48 EST 2012. Contains 206085 sequences.