id:A136952 - OEIS Search Results

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Numbers n such that n and the square of n use only the digits 0, 4, 5, 7 and 9.

+0
1

0, 7, 70, 97, 700, 970, 997, 7000, 9700, 9747, 9970, 9997, 70000, 70997, 75997, 97000, 97470, 99700, 99970, 99997, 700000, 709970, 709997, 759970, 759997, 970000, 974700, 997000, 999700, 999970, 999997, 7000000, 7050497, 7099700, 7099970, 7099997, 7450497, 7599700, 7599970, 7599997, 9700000, 9747000, 9970000, 9979757, 9997000 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Generated with DrScheme`
	LINKS	`Jonathan Wellons, Table of n, a(n) for n=1..599` `J. Wellons, Tables of Shared Digits`
	EXAMPLE	`707075495050497^2 = 499955755700905407544579947009`
	CROSSREFS	`Adjacent sequences: A136949 A136950 A136951 this_sequence A136953 A136954 A136955` `Sequence in context: A062901 A061476 A136959 this_sequence A136960 A003363 A069542`
	KEYWORD	`base,nonn`
	AUTHOR	`Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008`

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Last modified January 7 17:35 EST 2009. Contains 152824 sequences.

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