id:A068818 - OEIS Search Results

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a(n) = smallest triangular number having no digit in common with the previous term, with a(1) = 1.

+0
1

1, 3, 6, 10, 28, 36, 45, 66, 78, 91, 253, 406, 528, 630, 741, 820, 946, 1035, 2278, 3003, 4186, 5050, 6216, 7503, 8128, 9045, 11628, 33930, 41616, 52003, 61776, 80200, 93961, 200028, 311655, 422740, 511566, 723003, 846951, 3027030, 4114146 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A091616 A117224 A048006 this_sequence A137173 A116544 A068866` `Adjacent sequences: A068815 A068816 A068817 this_sequence A068819 A068820 A068821`
	KEYWORD	`easy,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 07 2002`
	EXTENSIONS	`Corrected and extended by Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Mar 27 2002`

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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.

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