id:A129876 - OEIS Search Results

Search: id:A129876

Displaying 1-1 of 1 results found.

page 1

Sequence i_n arising in enumeration of arrays of directed blocks (see Quaintance reference for precise definition).

+0
5

2, 4, 14, 52, 210, 888, 3886, 17448 (list; graph; listen)

	OFFSET	`1,1`
	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: A046650 A055727 A003500 this_sequence A038055 A006385 A131180` `Adjacent sequences: A129873 A129874 A129875 this_sequence A129877 A129878 A129879`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), May 26 2007`

page 1

Search completed in 0.002 seconds

Last modified November 25 20:09 EST 2009. Contains 167514 sequences.