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A281593 as a simple table

n a(n)
0 1
1 1
2 3
3 11
4 41
5 153
6 573
7 2157
8 8163
9 31043
10 118559
11 454479
12 1747771
13 6740059
14 26055459
15 100939779
16 391785129
17 1523230569
18 5931153429
19 23126146629
20 90282147849
21 352846964649
22 1380430179489
23 5405662979649
24 21186405207549
25 83101804279101
26 326199124351701

[1,1,3,11,41,153,573,2157,8163,31043,118559,
 454479,1747771,6740059,26055459,100939779,
 391785129,1523230569,5931153429,23126146629,
 90282147849,352846964649,1380430179489,
 5405662979649,21186405207549,83101804279101,
 326199124351701]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)