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A258973 as a simple table

n a(n)
0 1
1 3
2 10
3 40
4 181
5 884
6 4539
7 24142
8 131821
9 734577
10 4160626
11 23881695
12 138610418
13 812104884
14 4796598619
15 28529555072
16 170733683579
17 1027293807083
18 6211002743144
19 37713907549066
20 229894166951757
21 1406310771154682
22 8630254073158599
23 53117142215866687
24 327800429456036588

[1,3,10,40,181,884,4539,24142,131821,734577,
 4160626,23881695,138610418,812104884,4796598619,
 28529555072,170733683579,1027293807083,
 6211002743144,37713907549066,229894166951757,
 1406310771154682,8630254073158599,
 53117142215866687,327800429456036588]

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Last modified May 14 09:52 EDT 2024. Contains 372532 sequences. (Running on oeis4.)