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A238437 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 11
5 26
6 60
7 140
8 325
9 758
10 1764
11 4110
12 9573
13 22302
14 51953
15 121035
16 281967
17 656894
18 1530351
19 3565236
20 8305876
21 19350101
22 45079691
23 105021642
24 244667733
25 569999699
26 1327922000
27 3093645310
28 7207231567
29 16790608551
30 39116897242
31 91130208230
32 212305051009
33 494604759540
34 1152275309042

[1,1,2,5,11,26,60,140,325,758,1764,4110,9573,
 22302,51953,121035,281967,656894,1530351,3565236,
 8305876,19350101,45079691,105021642,244667733,
 569999699,1327922000,3093645310,7207231567,
 16790608551,39116897242,91130208230,212305051009,
 494604759540,1152275309042]

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Last modified October 31 08:46 EDT 2020. Contains 338101 sequences. (Running on oeis4.)