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A025560
a(n) = LCM{1, C(n-1,1), C(n-2,2), ..., C(n-[ n/2 ],[ n/2 ])}.
5
1, 1, 2, 3, 12, 30, 60, 210, 840, 1260, 2520, 13860, 27720, 180180, 360360, 180180, 720720, 6126120, 12252240, 116396280, 232792560, 116396280, 232792560, 2677114440, 5354228880, 13385572200, 26771144400, 40156716600, 80313433200, 1164544781400
OFFSET
1,3
MAPLE
f:=n->ilcm(seq(binomial(n-i, i), i=0..floor(n/2)));
CROSSREFS
Cf. A025562.
Sequence in context: A048085 A069062 A356017 * A073618 A247651 A305746
KEYWORD
nonn
EXTENSIONS
Entry revised by N. J. A. Sloane, May 26 2005
STATUS
approved