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A122664
as a simple table
n
a(n)
17
0
18
0
19
1
20
1
21
2
22
9
23
6
24
23
25
21
26
42
27
69
28
87
29
155
30
206
31
297
32
436
33
507
34
892
35
967
36
1612
37
1865
[0,0,1,1,2,9,6,23,21,42,69,87,155,206,297,436,507, 892,967,1612,1865]