id:A119071 - OEIS Search Results

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A119071

Triangular numbers composed of digits {0,4,5}.

+0
3

45, 55, 4005, 5050, 404550, 405450, 500500, 40405555, 40504500, 50005000, 454044045, 500054500, 4050045000, 4540044405, 5000050000, 405000450000, 455005054540, 500000500000, 40500004500000, 50000005000000 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`G. Resta, Tridigital Triangular Numbers`
	CROSSREFS	`Cf. A000217, A058436, A119072. See A119033 for a table of cross-references.` `Adjacent sequences: A119068 A119069 A119070 this_sequence A119072 A119073 A119074` `Sequence in context: A037042 A119208 A068812 this_sequence A119158 A119204 A119206`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006`

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.

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