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A181662 as a simple table

n a(n)
0 3
1 14
2 68
3 152
4 304
5 608
6 1984
7 3968
8 12032
9 24064
10 48128
11 96256
12 192512
13 385024
14 770048
15 1540096
16 3080192
17 6160384
18 12320768
19 24641536
20 49283072
21 98566144
22 197132288
23 394264576
24 788529152
25 1577058304
26 3154116608
27 6308233216
28 12616466432
29 25232932864
30 50465865728
31 100931731456

[3,14,68,152,304,608,1984,3968,12032,24064,48128,
 96256,192512,385024,770048,1540096,3080192,
 6160384,12320768,24641536,49283072,98566144,
 197132288,394264576,788529152,1577058304,
 3154116608,6308233216,12616466432,25232932864,
 50465865728,100931731456]

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Last modified September 21 19:40 EDT 2021. Contains 347598 sequences. (Running on oeis4.)