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A178688 A006983(n) + 1. 1
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 9, 13, 27, 161, 442, 1153, 3002, 7902 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,21

COMMENTS

A variant of A006983, obtained if the trivial dissection is included in the count.

LINKS

Table of n, a(n) for n=1..29.

CROSSREFS

Cf. A006983.

Sequence in context: A037385 A115907 A063634 * A163735 A144472 A220249

Adjacent sequences:  A178685 A178686 A178687 * A178689 A178690 A178691

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Dec 25 2010

STATUS

approved

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Last modified February 21 18:45 EST 2019. Contains 320376 sequences. (Running on oeis4.)