A218492 a(n) = lcm(1,...,L(n)), where L(n) = n-th Lucas number.

2, 1, 6, 12, 420, 27720, 12252240, 2329089562800, 442720643463713815200, 410555180440430163438262940577600, 10514768575588513054648621420819083891762891880353600, 337293588832926264639465766794841407432394382785157234228847021917234018060677390066992000

Offset

0,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..16

Mathematica

Table[Apply[LCM, Range[LucasL[k]]], {k, 0, 10}]

Crossrefs

Cf. A000032, A180402, A062954, A035105.

Sequence in context: A347594 A128534 A002562 * A136456 A123968 A282329

Adjacent sequences: A218489 A218490 A218491 * A218493 A218494 A218495

Keyword

nonn

Author

Vaclav Kotesovec, Oct 30 2012

Status

approved