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A074475 as a simple table

n a(n)
0 3
1 1
2 6
3 8
4 17
5 29
6 56
7 100
8 187
9 341
10 630
11 1156
12 2129
13 3913
14 7200
15 13240
16 24355
17 44793
18 82390
19 151536
20 278721
21 512645
22 942904
23 1734268
24 3189819
25 5866989
26 10791078
27 19847884
28 36505953
29 67144913
30 123498752
31 227149616
32 417793283

[3,1,6,8,17,29,56,100,187,341,630,1156,2129,3913,
 7200,13240,24355,44793,82390,151536,278721,512645,
 942904,1734268,3189819,5866989,10791078,19847884,
 36505953,67144913,123498752,227149616,417793283]

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Last modified July 6 23:56 EDT 2020. Contains 335484 sequences. (Running on oeis4.)