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A168156 as a simple table

n a(n)
1 0
2 3
3 5
4 6
5 18
6 29
7 56
8 113
9 240
10 452
11 885
12 1790
13 3474
14 6951
15 13671
16 27183
17 54201
18 107224
19 213882
20 424513
21 845716
22 1682456
23 3350362
24 6671581
25 13299828
26 26500297
27 52829961
28 105342821
29 210088965
30 419106389
31 836097752
32 1668341390

[0,3,5,6,18,29,56,113,240,452,885,1790,3474,6951,
 13671,27183,54201,107224,213882,424513,845716,
 1682456,3350362,6671581,13299828,26500297,
 52829961,105342821,210088965,419106389,836097752,
 1668341390]

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Last modified August 18 01:46 EDT 2019. Contains 326059 sequences. (Running on oeis4.)