id:A119132 - OEIS Search Results

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A119132

Triangular numbers composed of digits {1,5,6}.

+0
3

1, 6, 15, 55, 66, 561, 666, 5151, 5565, 6555, 55611, 56616, 111156, 511566, 565516, 651511, 1565565, 5556111, 5566116, 5656566, 5666661, 15615666, 16666651, 51151555, 55561611, 61566156, 65111166, 116151661, 555561111, 555661116 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`G. Resta, Tridigital Triangular Numbers`
	CROSSREFS	`Cf. A000217, A053903, A119133. See A119033 for a table of cross-references.` `Sequence in context: A056347 A082009 A122365 this_sequence A073065 A093042 A067665` `Adjacent sequences: A119129 A119130 A119131 this_sequence A119133 A119134 A119135`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006`

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Last modified July 23 17:35 EDT 2008. Contains 142285 sequences.

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