A069432 - OEIS

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A069432

Half the number of 6 X n binary arrays with no path of adjacent 1's or adjacent 0's from top row to bottom row.

31, 1810, 102448, 5718464, 317229344, 17550580192 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`Table of n, a(n) for n=1..6.`
	CROSSREFS	`Cf. 2 X n A000079, n X 1 A000225, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.` `Sequence in context: A185665 A183883 A049081 * A055629 A131751 A042863` `Adjacent sequences: A069429 A069430 A069431 * A069433 A069434 A069435`
	KEYWORD	`nonn`
	AUTHOR	`R. H. Hardin, Mar 22 2002.`
	STATUS	`approved`

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Last modified May 25 02:45 EDT 2013. Contains 225634 sequences.