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A130530 Column 1 of triangle A130528. 3
1, 2, 8, 80, 1516, 46236, 2054980, 124679524, 9862677332, 983245788908, 120355090800248, 17718237890571456, 3084857630587469352, 626415990053461622968, 146625663260655992992072 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Triangle T=A130528 has the following construction: row n+1 of T equals row n of matrix power T^n added to row n of T (shifted right).

LINKS

Table of n, a(n) for n=0..14.

CROSSREFS

Cf. A130528, A130529, A130531.

Sequence in context: A214689 A202999 A308088 * A134529 A289897 A134054

Adjacent sequences:  A130527 A130528 A130529 * A130531 A130532 A130533

KEYWORD

nonn

AUTHOR

Paul D. Hanna, Jun 02 2007

STATUS

approved

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Last modified April 22 07:26 EDT 2021. Contains 343163 sequences. (Running on oeis4.)