id:A077759 - OEIS Search Results

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Smaller of the two successive triangular numbers which differ in the use of only one digit.

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1, 3, 10, 15, 21, 45, 105, 136, 190, 210, 231, 325, 435, 465, 780, 1081 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`231 belongs to this sequence as 231 and 253 differ in the use of only one digit i.e. 1 and 5.`
	CROSSREFS	`Sequence in context: A108770 A112355 A074314 this_sequence A063231 A030005 A129307` `Adjacent sequences: A077756 A077757 A077758 this_sequence A077760 A077761 A077762`
	KEYWORD	`base,more,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 21 2002`

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