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A300128
as a simple table
n
a(n)
0
0
1
1
2
1
3
1
4
5
5
9
6
17
7
55
8
122
9
289
10
828
11
2037
12
5239
13
14578
14
37942
15
101307
16
281041
17
755726
18
2062288
[0,1,1,1,5,9,17,55,122,289,828,2037,5239,14578, 37942,101307,281041,755726,2062288]