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A101612 n! * Sum[k=floor(n/2)..n, 1/k]. 4
3, 11, 26, 154, 684, 5508, 35664, 361296, 3068640, 37383840, 392722560, 5584394880, 69878833920, 1135360800000, 16484477184000, 301158902016000, 4976250951168000, 100951141777920000, 1870345490614272000 (list; graph; refs; listen; history; text; internal format)
OFFSET
2,1
LINKS
CROSSREFS
Sequence in context: A220147 A256315 A290513 * A123928 A186301 A170945
KEYWORD
nonn,easy
AUTHOR
Ralf Stephan, Dec 10 2004
STATUS
approved

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Last modified March 28 14:02 EDT 2024. Contains 371254 sequences. (Running on oeis4.)