id:A119161 - OEIS Search Results

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Numbers n such that the n-th triangular number contains only digits {2,4,6}.

+0
3

3, 11, 36, 923, 23076, 211963, 9656548, 35906663076, 9635790203866668 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Next entry must be greater than 1.4*10^16.`
	LINKS	`G. Resta, Tridigital Triangular Numbers`
	CROSSREFS	`Cf. A000217, A119160. See A119034 for a table of cross-references.` `Sequence in context: A119054 A119090 A048361 this_sequence A119211 A119235 A119233` `Adjacent sequences: A119158 A119159 A119160 this_sequence A119162 A119163 A119164`
	KEYWORD	`nonn,base,more`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006`

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Last modified November 27 22:34 EST 2009. Contains 167570 sequences.