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A105996
A050030
(2^n+1).
1
1, 2, 4, 11, 41, 222, 1761, 21064, 386241, 11044282, 500411824, 36427700084, 4313893200131, 840463941752366, 272080763704257502, 147646989859379243894, 135364497363933610026002
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OFFSET
0,2
LINKS
Table of n, a(n) for n=0..16.
CROSSREFS
Cf.
A107354
.
Sequence in context:
A295772
A099934
A067353
*
A213937
A328437
A107703
Adjacent sequences:
A105993
A105994
A105995
*
A105997
A105998
A105999
KEYWORD
nonn
AUTHOR
Max Alekseyev
, May 22 2005
EXTENSIONS
Reference to a dead duplicated sequence changed to an existing one by
Antti Karttunen
, Aug 25 2006
STATUS
approved
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Last modified July 21 18:08 EDT 2024. Contains 374475 sequences. (Running on oeis4.)