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A337267
A335703
(2n).
3
1, 3, 9, 30, 95, 326, 1195, 4478, 17251, 67326, 266331, 1058146, 4216075, 16808282, 67130923, 268281390, 1072424939
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..16.
CROSSREFS
Cf.
A328078
,
A335703
,
A337268
,
A337269
.
Sequence in context:
A344266
A078844
A144817
*
A337034
A250128
A199137
Adjacent sequences:
A337264
A337265
A337266
*
A337268
A337269
A337270
KEYWORD
nonn
,
more
AUTHOR
Rémy Sigrist
and
N. J. A. Sloane
, Aug 26 2020
STATUS
approved
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Last modified March 28 04:58 EDT 2024. Contains 371235 sequences. (Running on oeis4.)