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A193102 as a simple table

n a(n)
0 1
1 8
2 71
3 478
4 3248
5 19674
6 116885
7 655064
8 3602627
9 19082622
10 99353815
11 503974610
12 2518347829
13 12341129010
14 59691674707
15 284343349874
16 1339171125620
17 6229010760982
18 28686750790598
19 130740792179088
20 590661906472634
21 2644740541614160

[1,8,71,478,3248,19674,116885,655064,3602627,
 19082622,99353815,503974610,2518347829,
 12341129010,59691674707,284343349874,
 1339171125620,6229010760982,28686750790598,
 130740792179088,590661906472634,2644740541614160]

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Last modified July 15 22:48 EDT 2019. Contains 325061 sequences. (Running on oeis4.)