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A026706 T(2n,n-2), T given by A026703. 0
1, 8, 48, 261, 1358, 6907, 34683, 172827, 857077, 4237179, 20904293, 102987450, 506887889, 2493127016, 12256531946, 60233878032, 295941325816, 1453755559520, 7140344796458, 35067449154442, 172209614883062, 845642719001622 (list; graph; refs; listen; history; internal format)
OFFSET

2,2

CROSSREFS

Sequence in context: A079785 A002697 A026761 * A128734 A006321 A081554

Adjacent sequences:  A026703 A026704 A026705 * A026707 A026708 A026709

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified February 15 05:45 EST 2012. Contains 205694 sequences.