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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
OFFSET
3,2
CROSSREFS
Sequence in context: A282732 A253244 A018044 * A164949 A146661 A004666
KEYWORD
nonn
STATUS
approved