id:A079542 - OEIS Search Results

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Triangular array: T(n,1)=T(n,n)=n and T(n,k)=LCM(T(n-1,k-1),T(n-1,k)) for 1<k<n.

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1, 2, 2, 3, 2, 3, 4, 6, 6, 4, 5, 12, 6, 12, 5, 6, 60, 12, 12, 60, 6, 7, 60, 60, 12, 60, 60, 7, 8, 420, 60, 60, 60, 60, 420, 8, 9, 840, 420, 60, 60, 60, 420, 840, 9, 10, 2520, 840, 420, 60, 60, 420, 840, 2520, 10, 11, 2520, 2520, 840, 420, 60, 420, 840, 2520, 2520, 11, 12 (list; table; graph; listen)

	OFFSET	`1,2`
	COMMENT	`T(2*n-1,n) = A058312(n-1) for n<=13.`
	EXAMPLE	`Triangle begins:` `1` `2 2` `3 2 3` `4 6 6 4` `5 12 6 12 5` `6 60 12 12 60 6` `7 60 60 12 60 60 7`
	CROSSREFS	`Cf. A080046.` `T(n, 2) = A003418(n-1) for n>2.` `Sequence in context: A091256 A003990 A059896 this_sequence A022467 A037126 A080092` `Adjacent sequences: A079539 A079540 A079541 this_sequence A079543 A079544 A079545`
	KEYWORD	`nonn,tabl`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jan 22 2003`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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