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A099566 A099565(n)/n. 1
1, 2, 6, 6, 30, 30, 30, 240, 240, 240, 240, 240, 3120, 3120, 3120, 3120, 3120, 3120, 3120, 3120, 65520, 65520, 65520, 65520, 65520, 65520, 65520, 65520, 65520, 65520, 65520, 65520, 65520 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Notice that the runs of equal terms of this sequence gives the Fibonacci sequence. Also, if all duplicate terms are deleted, the resulting sequence, {1,2,6,30,240,3120,...}, appears to be A003266, the product of first n nonzero Fibonacci numbers F(1), ..., F(n).

LINKS

Table of n, a(n) for n=1..33.

CROSSREFS

Cf. A099563, A099564, A099565.

Sequence in context: A072744 A056042 A056040 * A147299 A090549 A080326

Adjacent sequences:  A099563 A099564 A099565 * A099567 A099568 A099569

KEYWORD

nonn

AUTHOR

John W. Layman, Oct 25 2004

STATUS

approved

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Last modified March 18 16:00 EDT 2019. Contains 321292 sequences. (Running on oeis4.)