id:A119068 - OEIS Search Results

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Numbers n such that the n-th triangular number contains only digits {0,3,8}.

+0
3

2, 24, 77, 126797, 12714624, 129079888464, 77885018846797, 4009565647007922 (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, A119067. See A119034 for a table of cross-references.` `Sequence in context: A003614 A119060 A119050 this_sequence A136280 A123831 A138648` `Adjacent sequences: A119065 A119066 A119067 this_sequence A119069 A119070 A119071`
	KEYWORD	`nonn,base,more`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.