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A171966 as a simple table

n a(n)
0 1
1 0
2 1
3 1
4 2
5 3
6 4
7 6
8 8
9 12
10 15
11 21
12 28
13 37
14 49
15 63
16 83
17 105
18 138
19 171
20 223
21 275
22 353
23 433
24 551
25 673
26 846
27 1031
28 1282
29 1558
30 1922
31 2327
32 2848
33 3440
34 4179
35 5032
36 6078
37 7293
38 8763
39 10482
40 12534
41 14943
42 17797
43 21146
44 25090
45 29719
46 35138
47 41493
48 48908
49 57578

[1,0,1,1,2,3,4,6,8,12,15,21,28,37,49,63,83,105,
 138,171,223,275,353,433,551,673,846,1031,1282,
 1558,1922,2327,2848,3440,4179,5032,6078,7293,8763,
 10482,12534,14943,17797,21146,25090,29719,35138,
 41493,48908,57578]

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Last modified April 23 20:33 EDT 2024. Contains 371916 sequences. (Running on oeis4.)