id:A136884 - OEIS Search Results

Search: id:A136884

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Numbers n such that n and the square of n use only the digits 0, 2, 3, 4 and 7.

+0
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0, 2, 20, 200, 2000, 20000, 200000, 2000000, 4740332, 20000000, 27204302, 47403320, 200000000, 272043020, 474033200, 2000000000, 2702734302, 2720430200, 4477474032, 4740332000, 20000000000, 27027343020, 27204302000, 44774740320, 47227474032, 47403320000, 200000000000, 270273430200, 272043020000, 447747403200 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`Generated with DrScheme`
	LINKS	`Jonathan Wellons, Table of n, a(n) for n=1..55` `J. Wellons, Tables of Shared Digits`
	EXAMPLE	`47333227304302^2 = 2240434407040720377707707204`
	CROSSREFS	`Sequence in context: A001253 A085586 A136902 this_sequence A093136 A037519 A037722` `Adjacent sequences: A136881 A136882 A136883 this_sequence A136885 A136886 A136887`
	KEYWORD	`base,nonn`
	AUTHOR	`Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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