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A131936
Partial sums of
A006226
.
0
1, 3, 12, 30, 148, 387, 1981
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OFFSET
1,2
LINKS
Table of n, a(n) for n=1..7.
CROSSREFS
Cf.
A006226
.
Sequence in context:
A363913
A352157
A293656
*
A009135
A131740
A037237
Adjacent sequences:
A131933
A131934
A131935
*
A131937
A131938
A131939
KEYWORD
nonn
AUTHOR
Jonathan Vos Post
, Oct 05 2007
STATUS
approved
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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)