A105465
formatted as a simple table:
n
a(n)
1
0
2
0
3
0
4
1
5
5
6
15
7
47
8
95
9
205
10
405
11
822
12
1625
13
3243
14
6453
15
12798
16
25715
17
51778
18
103315
19
206646
[0,0,0,1,5,15,47,95,205,405,822,1625,3243,6453, 12798,25715,51778,103315,206646]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 2 11:54 EST 2009. Contains 167921 sequences.
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