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A164934 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 1
6 3
7 8
8 22
9 63
10 157
11 502
12 1562
13 4688
14 15533
15 50953
16 165054
17 562376
18 1911007
19 6467143
20 22447463
21 78021923
22 271410289
23 957082911
24 3384587525
25 11998851674
26 42876440587
27 153684701645
28 552421854011
29 1995875594696
30 7231871165277
31 26274832876337

[0,0,0,0,1,3,8,22,63,157,502,1562,4688,15533,
 50953,165054,562376,1911007,6467143,22447463,
 78021923,271410289,957082911,3384587525,
 11998851674,42876440587,153684701645,552421854011,
 1995875594696,7231871165277,26274832876337]

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)