id:A069418 - OEIS Search Results

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Number of 4 X n binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row.

+0
1

1, 39, 907, 17339, 300651, 4927163, 77892523, 1201461339 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Cf. 2 X n A001047, n X 2 A034182, 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: A010991 A069520 A004330 this_sequence A016091 A028227 A028219` `Adjacent sequences: A069415 A069416 A069417 this_sequence A069419 A069420 A069421`
	KEYWORD	`nonn`
	AUTHOR	`Ron Hardin (rhhardin(AT)att.net), Mar 22 2002.`

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Last modified December 2 15:58 EST 2008. Contains 150992 sequences.