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A322239 as a simple table

n a(n)
0 1
1 1
2 9
3 35
4 199
5 1005
6 5475
7 29469
8 161685
9 889759
10 4932641
11 27453471
12 153432241
13 860203135
14 4836370101
15 27257082723
16 153943314903
17 871064225325
18 4936953721755
19 28022734759125
20 159272314734843
21 906343638290133
22 5163219745287591
23 29442990216677985
24 168050775902585751
25 959985125666243145
26 5488145767630988595
27 31397773111113948245
28 179747041781229841375

[1,1,9,35,199,1005,5475,29469,161685,889759,
 4932641,27453471,153432241,860203135,4836370101,
 27257082723,153943314903,871064225325,
 4936953721755,28022734759125,159272314734843,
 906343638290133,5163219745287591,
 29442990216677985,168050775902585751,
 959985125666243145,5488145767630988595,
 31397773111113948245,179747041781229841375]

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Last modified November 28 10:02 EST 2022. Contains 358411 sequences. (Running on oeis4.)