id:A095864 - OEIS Search Results

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Largest n-digit triangular number.

+0
7

6, 91, 990, 9870, 99681, 998991, 9997156, 99991011, 999961560, 9999878910, 99999957291, 999999911791, 9999997965180, 99999998250180, 999999997764120, 9999999895728690, 99999999552805215, 999999998765257141 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Triangular number with index given by A095863.`
	FORMULA	`a(n) = A068093(n+1) - A068092(n+1).`
	CROSSREFS	`Cf. A068092, A068093, A068094, A095863, A095865, A095866.` `Sequence in context: A132467 A000680 A013297 this_sequence A006151 A005327 A113266` `Adjacent sequences: A095861 A095862 A095863 this_sequence A095865 A095866 A095867`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Ray Chandler (rayjchandler(AT)sbcglobal.net), Jun 28 2004`

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

AT&T Labs Research