A129885 - OEIS

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A129885

Sequence a_{t_n} arising in enumeration of arrays of directed blocks (see Quaintance reference for precise definition), where a_n = A129878, t_n = A129875.

0, 1, 3, 3, 10, 13, 47, 59 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,3`
	REFERENCES	`Jocelyn Quaintance, Combinatoric Enumeration of Two-Dimensional Proper Arrays, Discrete Math., 307 (2007), 1844-1864.`
	FORMULA	`See Quaintance reference for generating functions that produce A129872-A129886.`
	CROSSREFS	`Sequence in context: A124630 A128015 A081809 * A193965 A024313 A132331` `Adjacent sequences: A129882 A129883 A129884 * A129886 A129887 A129888`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), May 26 2007`

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Last modified February 17 13:11 EST 2012. Contains 206031 sequences.