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A125691 as a simple table

n a(n)
0 1
1 1
2 4
3 6
4 17
5 31
6 76
7 152
8 349
9 729
10 1624
11 3462
12 7605
13 16367
14 35720
15 77216
16 168009
17 363937
18 790748
19 1714550
20 3722857
21 8075759
22 17529780
23 38034200
24 82547781
25 179120601
26 388729744
27 843543766
28 1830612397
29 3972513951
30 8620807376
31 18707736832
32 40597645009
33 88100048129

[1,1,4,6,17,31,76,152,349,729,1624,3462,7605,
 16367,35720,77216,168009,363937,790748,1714550,
 3722857,8075759,17529780,38034200,82547781,
 179120601,388729744,843543766,1830612397,
 3972513951,8620807376,18707736832,40597645009,
 88100048129]

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