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A279567 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 21
5 82
6 343
7 1509
8 6893
9 32419
10 156058
11 765578
12 3815062
13 19263736
14 98368919
15 507197436
16 2637242188
17 13814247530
18 72834238423
19 386244387688
20 2058933104170
21 11026807340592
22 59304897232442
23 320181600386661
24 1734685419170666
25 9428340999504441

[1,1,2,6,21,82,343,1509,6893,32419,156058,765578,
 3815062,19263736,98368919,507197436,2637242188,
 13814247530,72834238423,386244387688,
 2058933104170,11026807340592,59304897232442,
 320181600386661,1734685419170666,9428340999504441]

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Last modified March 29 02:19 EDT 2020. Contains 333104 sequences. (Running on oeis4.)