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A135815
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Row sums of triangle A135814 (number of coincidence-free m-tuple lists of length n).
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1
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1, 1, 1, 2, 6, 43, 707, 26396, 2437224, 598846437, 419417521685, 904349062852310, 6075281872200844330, 140389254096848971143999, 10843844462460100434065782151, 3088707655477705662835120169107312
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OFFSET
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0,4
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LINKS
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FORMULA
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a(n) = Sum_{m=0..n} A135814(n,m), n>=0.
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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