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A115342 1+(n-6)*2^(n-1). 0
1, 65, 257, 769, 2049, 5121, 12289, 28673, 65537, 147457, 327681, 720897, 1572865, 3407873, 7340033, 15728641, 33554433, 71303169, 150994945, 318767105, 671088641, 1409286145, 2952790017, 6174015489, 12884901889, 26843545601, 55834574849, 115964116993 (list; graph; refs; listen; history; internal format)
OFFSET

6,2

COMMENTS

Formula defining A115618 but with a typo.

REFERENCES

R. J. Lang, Origami approximate geometric constructions, in Tribute to a Mathemagician, Peters, 2005, pp. 223-239.

CROSSREFS

Cf. A115618.

Sequence in context: A048512 A038637 A158686 * A036547 A031694 A152023

Adjacent sequences:  A115339 A115340 A115341 * A115343 A115344 A115345

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Apr 11 2006

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Last modified February 16 02:51 EST 2012. Contains 205860 sequences.