id:A119150 - OEIS Search Results

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A119150

Triangular numbers composed of digits {1,8,9}.

+0
3

1, 91, 1891, 8911, 188191, 889111, 899811, 998991, 1188111, 11899881, 88891111, 1918188891, 8888911111, 9998888991, 189889118191, 191819818191, 199198198891, 888889111111, 88888891111111, 8888888911111111 (list; graph; listen)

	OFFSET	`1,2`
	LINKS	`G. Resta, Tridigital Triangular Numbers`
	CROSSREFS	`Cf. A000217, A053915, A119151. See A119033 for a table of cross-references.` `Sequence in context: A027787 A140667 A118706 this_sequence A008394 A133416 A047697` `Adjacent sequences: A119147 A119148 A119149 this_sequence A119151 A119152 A119153`
	KEYWORD	`nonn,base`
	AUTHOR	`Giovanni Resta (g.resta(AT)iit.cnr.it), May 10 2006`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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