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A135815
Row sums of triangle A135814 (number of coincidence-free m-tuple lists of length n).
1
1, 1, 1, 2, 6, 43, 707, 26396, 2437224, 598846437, 419417521685, 904349062852310, 6075281872200844330, 140389254096848971143999, 10843844462460100434065782151, 3088707655477705662835120169107312
OFFSET
0,4
FORMULA
a(n) = Sum_{m=0..n} A135814(n,m), n>=0.
CROSSREFS
Cf. A135816 (alternating row sums of A135814).
Sequence in context: A183313 A066863 A296828 * A055564 A077259 A319112
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Jan 21 2008
STATUS
approved