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A025132
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a(n) = (1/2)*(3rd elementary symmetric function of C(n,0), C(n,1), ..., C(n,n)).
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0
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1, 12, 119, 1090, 9592, 82432, 697615, 5841606, 48541826, 401049352, 3298721384, 27037279984, 220976019552, 1801829443072, 14663530220175, 119138596786414, 966631388383438, 7833369734693512
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OFFSET
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2,2
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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