id:A136959 - OEIS Search Results

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Numbers n such that n and the square of n use only the digits 0, 4, 7, 8 and 9.

+0
1

0, 7, 70, 88, 97, 700, 707, 878, 880, 948, 970, 997, 7000, 7007, 7070, 8780, 8798, 8800, 8947, 9480, 9700, 9898, 9970, 9997, 70000, 70007, 70070, 70700, 70707, 87798, 87800, 87980, 88000, 89448, 89470, 94800, 97000, 98980, 99448, 99700, 99970, 99997, 700000, 700007, 700070, 700700, 707000, 707070, 877898, 877980, 877998, 878000, 879800 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Generated with DrScheme`
	LINKS	`Jonathan Wellons, Table of n, a(n) for n=1..1058` `J. Wellons, Tables of Shared Digits`
	EXAMPLE	`8989409879898^2 = 80809489988807774784490404`
	CROSSREFS	`Adjacent sequences: A136956 A136957 A136958 this_sequence A136960 A136961 A136962` `Sequence in context: A121027 A062901 A061476 this_sequence A136952 A136960 A003363`
	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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