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A136046 Bisection of A138543. 0
1, 3, 26, 345, 5754, 110586, 2341548, 53208441, 1276027610, 31930139670, 826963069140, 22035414489270, 601361536493340, 16749316314679500, 474777481850283240, 13665774112508864385 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..15.

CROSSREFS

Sequence in context: A227020 A119293 A328269 * A206404 A262301 A317654

Adjacent sequences:  A136043 A136044 A136045 * A136047 A136048 A136049

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Mar 25 2008

STATUS

approved

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Last modified September 24 07:01 EDT 2020. Contains 337317 sequences. (Running on oeis4.)