id:A132473 - OEIS Search Results

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Column 1 of triangle A132471.

+0
4

1, 2, 4, 30, 384, 7300, 186620, 6046600, 239321824, 11283624600, 622168133880, 39555748796080, 2867144894306352, 234743115413228864, 21539307881356682144, 2200021023571489017104, 248656258771528223642624 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Diagonal m of triangle T=A132471 equals diagonal m-1 of matrix power T^m for m>1: T(n,k) = [T^(n-k)](n-1,k) for n>=k>0, with T(n,n)=1 and T(n+1,n)=n+1 for n>=0.`
	CROSSREFS	`Cf. A132471 (triangle); other columns: A132472, A132474.` `Sequence in context: A080230 A084914 A058779 this_sequence A053037 A018294 A051569` `Adjacent sequences: A132470 A132471 A132472 this_sequence A132474 A132475 A132476`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Aug 22 2007`

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Last modified December 3 01:16 EST 2008. Contains 151161 sequences.

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