A119188 - OEIS

A119188

Triangular numbers composed of digits {3,5,7}.

3, 55, 5735537337753, 53737577757753, 335355753333373553355 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`Next entry must be greater than 10^32.`
	LINKS	`Table of n, a(n) for n=1..5.` `G. Resta, Tridigital Triangular Numbers`
	CROSSREFS	`Cf. A000217, A119189. See A119033 for a table of cross-references.` `Sequence in context: A110058 A083869 A290773 * A111451 A285450 A280805` `Adjacent sequences: A119185 A119186 A119187 * A119189 A119190 A119191`
	KEYWORD	`nonn,base,more`
	AUTHOR	`Giovanni Resta, May 10 2006`
	STATUS	`approved`

Last modified January 29 00:02 EST 2023. Contains 359905 sequences. (Running on oeis4.)