id:A136983 - OEIS Search Results

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Numbers n such that n and the square of n use only the digits 1, 2, 3, 7 and 9.

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1, 3, 11, 27, 111, 139, 173, 177, 373, 1139, 1339, 1927, 2777, 3373, 11123, 13123, 17123, 17923, 17927, 19777, 27927, 117123, 133123, 173139, 193373, 199277, 279177, 312911, 373139, 1127927, 1131339, 1312239, 1392739, 1712373, 1771777, 1771923, 1792739, 1799277, 1933177, 1977911, 1977923, 1993223, 1997927, 2792739, 3731927, 11122939 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Generated with DrScheme`
	LINKS	`Jonathan Wellons, Table of n, a(n) for n=1..313` `J. Wellons, Tables of Shared Digits`
	EXAMPLE	`373193291731927^2 = 139273232993711173339231133329`
	CROSSREFS	`Sequence in context: A113836 A036571 A003060 this_sequence A119074 A092781 A018743` `Adjacent sequences: A136980 A136981 A136982 this_sequence A136984 A136985 A136986`
	KEYWORD	`base,nonn`
	AUTHOR	`Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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