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A138449
as a simple table
n
a(n)
0
0
1
0
2
1
3
7
4
17
5
3
6
83
7
83
8
273
9
1247
10
9409
11
2765
12
217
13
15701
[0,0,1,7,17,3,83,83,273,1247,9409,2765,217,15701]
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Last modified April 23 08:29 EDT 2024. Contains 371905 sequences. (Running on oeis4.)