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A033931 LCM(n,n+1,n+2). 1
6, 12, 60, 60, 210, 168, 504, 360, 990, 660, 1716, 1092, 2730, 1680, 4080, 2448, 5814, 3420, 7980, 4620, 10626, 6072, 13800, 7800, 17550, 9828, 21924, 12180, 26970, 14880, 32736, 17952, 39270, 21420, 46620, 25308, 54834, 29640, 63960, 34440 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

FORMULA

n(n+1)(n+2)[3-(-1)^n]/4.

CROSSREFS

Sequence in context: A076722 A076305 A088944 * A093901 A117762 A178957

Adjacent sequences:  A033928 A033929 A033930 * A033932 A033933 A033934

KEYWORD

nonn

AUTHOR

Jeff Burch (gburch(AT)erols.com)

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Last modified February 15 16:39 EST 2012. Contains 205823 sequences.