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A026752 T(2n-1,n-2), T given by A026747. 0
1, 7, 39, 201, 1000, 4885, 23621, 113543, 543895, 2600204, 12417829, 59278440, 282969385, 1351124510, 6454283276, 30849969965, 147555219782, 706274470775, 3383203356648, 16219148141581, 77817618006364, 373661751926702 (list; graph; refs; listen; history; text; internal format)
OFFSET

2,2

LINKS

Table of n, a(n) for n=2..23.

CROSSREFS

Sequence in context: A081898 A034267 A198767 * A026379 A026708 A016127

Adjacent sequences:  A026749 A026750 A026751 * A026753 A026754 A026755

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified July 20 01:17 EDT 2019. Contains 325168 sequences. (Running on oeis4.)