id:A119046 - OEIS Search Results

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A119046

Numbers n such that the n-th triangular number contains only digits {0,1,8}.

+0
3

1, 4, 46, 126, 141, 404, 466, 1541, 4004, 4195, 4666, 12658, 13266, 40004, 41995, 46666, 147024, 400004, 402760, 466666, 1272798, 1327266, 1332666, 4000004, 4666666, 40000004, 46666666, 133272666, 133326666, 148329375, 400000004 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`G. Resta, Tridigital Triangular Numbers`
	CROSSREFS	`Cf. A000217, A119045. See A119034 for a table of cross-references.` `Sequence in context: A132552 A119729 A134110 this_sequence A131540 A132932 A097952` `Adjacent sequences: A119043 A119044 A119045 this_sequence A119047 A119048 A119049`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006`

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

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