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A270963
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Number of set partitions of [n] having exactly nine pairs (m,m+1) such that m+1 is in some block b and m is in block b+1.
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2
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5, 522, 17506, 368606, 6131236, 89714397, 1222378331, 16017586392, 205773378304, 2622730297478, 33419633878019, 427875505471609, 5523038725443790, 72044774875932494, 951266975170654957, 12728521821662549888, 172734660881786725453, 2378751774455132263522
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OFFSET
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14,1
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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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