A068881 - OEIS

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A068881

Largest n-digit square with property that digits alternate in parity, or 0 if no such number exists.

9, 81, 961, 9216, 87616, 929296 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	EXAMPLE	`a(4) = 9216 as 9, 2, 1, 6 have alternating parity.`
	CROSSREFS	`Cf. A068876, A030152, A068880.` `Sequence in context: A187122 A113361 A180737 * A104266 A061433 A069659` `Adjacent sequences: A068878 A068879 A068880 * A068882 A068883 A068884`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 19 2002`

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Last modified February 16 11:51 EST 2012. Contains 205908 sequences.