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A271795
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Number of set partitions of [n] having exactly eight pairs (m,m+1) such that m is in some block b and m+1 is in block b+1.
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2
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0, 1, 45, 1025, 16886, 232146, 2866698, 33168264, 368982178, 4012603359, 43129752228, 461687900917, 4948321226569, 53305007332086, 578747255834560, 6346136609521608, 70385831812126618, 790497553669858497, 8997272765507744260, 103842387079427555549
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OFFSET
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8,3
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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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