A137020 - OEIS

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A137020

Numbers n such that n and the square of n use only the digits 1, 2, 8 and 9.

1, 9, 11, 91, 911 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	COMMENTS	`Generated with DrScheme`
	LINKS	`J. Wellons, Tables of Shared Digits`
	EXAMPLE	`911^2 = 829921`
	CROSSREFS	`Sequence in context: A038301 A137016 A053886 * A058304 A027727 A019328` `Adjacent sequences: A137017 A137018 A137019 * A137021 A137022 A137023`
	KEYWORD	`base,nonn`
	AUTHOR	`Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008`

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Last modified February 14 23:16 EST 2012. Contains 205687 sequences.