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A127520
a(n) = denominator of sum{k=1 to n} 1/A127518(k).
2
1, 3, 24, 120, 120, 840, 840, 840, 280, 2520, 27720, 27720, 360360, 360360, 360360, 720720, 12252240, 4084080, 77597520, 15519504, 15519504, 5173168, 118982864, 356948592, 8923714800, 80313433200, 80313433200, 80313433200, 2329089562800
OFFSET
1,2
CROSSREFS
Sequence in context: A253944 A139031 A065692 * A175115 A301812 A268633
KEYWORD
frac,nonn
AUTHOR
Leroy Quet, Jan 17 2007
EXTENSIONS
Extended by Ray Chandler, Jan 22 2007
STATUS
approved