id:A136960 - OEIS Search Results

Search: id:A136960

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

+0
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0, 7, 70, 97, 700, 970, 997, 7000, 9700, 9970, 9997, 70000, 97000, 99700, 99970, 99997, 700000, 970000, 997000, 999700, 999970, 999997, 7000000, 9700000, 9970000, 9997000, 9999700, 9999970, 9999997, 70000000, 97000000, 99700000, 99970000, 99997000, 99999700, 99999970, 99999997, 700000000, 970000000, 997000000, 999700000, 999970000 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Generated with DrScheme`
	LINKS	`Jonathan Wellons, Table of n, a(n) for n=1..121` `J. Wellons, Tables of Shared Digits`
	EXAMPLE	`999999999999997^2 = 999999999999994000000000000009`
	CROSSREFS	`Adjacent sequences: A136957 A136958 A136959 this_sequence A136961 A136962 A136963` `Sequence in context: A061476 A136959 A136952 this_sequence A003363 A069542 A063416`
	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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