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A327627 as a simple table

n a(n)
0 0
1 1
2 7
3 25
4 109
5 315
6 1179
7 3234
8 10789
9 29517
10 89217
11 238422
12 708782
13 1838147
14 5158957
15 13489966
16 36783238
17 94122716
18 252156677
19 638254389
20 1674465026
21 4215683662
22 10834938301
23 27032106456
24 68911496918
25 170196098655
26 427274190051
27 1051046411165
28 2612004809769

[0,1,7,25,109,315,1179,3234,10789,29517,89217,
 238422,708782,1838147,5158957,13489966,36783238,
 94122716,252156677,638254389,1674465026,
 4215683662,10834938301,27032106456,68911496918,
 170196098655,427274190051,1051046411165,
 2612004809769]

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Last modified December 3 08:35 EST 2022. Contains 358515 sequences. (Running on oeis4.)