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A195307 Where records occur in A129308 and also in A195155. 1
1, 2, 6, 12, 60, 180, 360, 420, 840, 1260, 2520, 5040, 13860, 27720, 55440, 83160, 166320, 277200, 360360, 720720, 1081080, 2162160, 2827440, 4324320 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Observation: a(n) ending at 0, if 5 <= n <= 24 and possibly more.

LINKS

Table of n, a(n) for n=1..24.

CROSSREFS

Cf. A007862, A088726, A093687, A097212, A129308, A181826, A195155.

Sequence in context: A139315 A014767 A002319 * A101657 A104371 A104350

Adjacent sequences:  A195304 A195305 A195306 * A195308 A195309 A195310

KEYWORD

nonn,more

AUTHOR

Omar E. Pol, Oct 16 2011

EXTENSIONS

More terms a(6)-a(24) from Alois P. Heinz, Oct 16 2011

STATUS

approved

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Last modified October 17 14:25 EDT 2018. Contains 316281 sequences. (Running on oeis4.)