A004294 - OEIS

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A004294

Expansion of (1+2*x+x^2)/(1-34*x+x^2).

1, 36, 1224, 41580, 1412496, 47983284, 1630019160, 55372668156, 1881040698144, 63900011068740, 2170719335639016, 73740557400657804, 2505008232286726320, 85096539340348037076, 2890777329339546534264 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	REFERENCES	`J. M. Alonso, Growth functions of amalgams, in Alperin, ed., Arboreal Group Theory, Springer, pp. 1-34, esp. p. 32.` `P. de la Harpe, Topics in Geometric Group Theory, Univ. Chicago Press, 2000, p. 160, middle display.`
	CROSSREFS	`Pairwise sums of A046176.` `Sequence in context: A000809 A151584 A103278 * A075760 A113938 A001110` `Adjacent sequences: A004291 A004292 A004293 * A004295 A004296 A004297`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 15:20 EST 2012. Contains 205823 sequences.