id:A119158 - OEIS Search Results

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A119158

Triangular numbers composed of digits {2,4,5}.

+0
3

45, 55, 25425, 255255, 22542255, 244525555, 2245524452445, 2445254445525, 5255545252454245, 444222245455224445, 4544525455555255444225 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Next entry must be greater than 10^32.`
	LINKS	`G. Resta, Tridigital Triangular Numbers`
	CROSSREFS	`Cf. A000217, A031152, A119159. See A119033 for a table of cross-references.` `Sequence in context: A119208 A068812 A119071 this_sequence A119204 A119206 A060463` `Adjacent sequences: A119155 A119156 A119157 this_sequence A119159 A119160 A119161`
	KEYWORD	`nonn,base,more`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006`

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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.

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