id:A063822 - OEIS Search Results

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Growth series for fundamental group of orientable closed surface of genus 12.

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1, 48, 2256, 106032, 4983504, 234224688, 11008560336, 517402335792, 24317909782224, 1142941759764528, 53718262708932816, 2524758347319842352, 118663642324032590544, 5577191189229531755568, 262127985893787992511696, 12320015337008035648049712 (list; graph; listen)

	OFFSET	`0,2`
	REFERENCES	`P. de la Harpe, Topics in Geometric Group Theory, Univ. Chicago Press, 2000, p. 160, Sigma(Gamma_12, S_12; z).`
	FORMULA	`G.f.: (1+x)(1-x^24)/(1-47x+47*x^24-x^25).`
	CROSSREFS	`Sequence in context: A076003 A008845 A049678 this_sequence A009992 A042105 A079240` `Adjacent sequences: A063819 A063820 A063821 this_sequence A063823 A063824 A063825`
	KEYWORD	`nonn`
	AUTHOR	`njas, Aug 21 2001`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research