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A047045 T(n,n-3), array T as in A047040; T(n-3,n), array T given by A047050. 0
1, 3, 9, 23, 66, 202, 443, 1276, 3978, 25890, 49742, 238048, 996158, 3991995, 19676358, 84649176, 347993910, 1399687250, 5908345108, 24362871006, 98862536024, 396986601275, 1614763932562, 6537317439896, 26312773218798 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,2

LINKS

Table of n, a(n) for n=3..27.

CROSSREFS

Sequence in context: A282732 A253244 A018044 * A164949 A146661 A004666

Adjacent sequences:  A047042 A047043 A047044 * A047046 A047047 A047048

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified August 9 09:54 EDT 2022. Contains 356021 sequences. (Running on oeis4.)