A068619 - OEIS

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A068619

a(1) = 3; a(n+1) = smallest triangular number > a(n) formed by adding at least one digit to a(n).

3, 36, 136, 1326, 113526, 110283526, 1102583542690 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`The sequence is the same if a(1) = 6.`
	CROSSREFS	`Cf. A068618.` `Sequence in context: A156189 A158077 A006428 * A168075 A188891 A073992` `Adjacent sequences: A068616 A068617 A068618 * A068620 A068621 A068622`
	KEYWORD	`base,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Feb 25 2002`
	EXTENSIONS	`1362602706 from Ray G. Opao (1260(AT)email.com), Jan 14 2005` `Corrected and extended by Max Alekseyev (maxale(AT)gmail.com), Apr 25 2009`

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Last modified February 15 02:50 EST 2012. Contains 205694 sequences.