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A105611
a(n) is the LCM of the Jacobsthal sequence {J(1),...,J(n)}.
0
1, 1, 3, 15, 165, 1155, 49665, 844305, 48125385, 1491886935, 1018958776605, 13246464095865, 36176093445807315, 4594363867617529005, 1520734440181402100655, 390828751126620339868335
OFFSET
1,3
FORMULA
a(n) = lcm_{k=1..n} J(k).
CROSSREFS
Cf. A001045.
Sequence in context: A016065 A005016 A304998 * A329557 A108975 A097489
KEYWORD
easy,nonn
AUTHOR
Paul Barry, Apr 15 2005
STATUS
approved