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A148374 as a simple table

n a(n)
0 1
1 1
2 2
3 5
4 16
5 43
6 149
7 461
8 1660
9 5517
10 20589
11 71521
12 273554
13 982725
14 3825252
15 14100377
16 55646674
17 209278507
18 835163345
19 3192074879
20 12855707644
21 49794667899
22 202085622420
23 791540599641
24 3233410039356
25 12785696597115
26 52523977727955
27 209398814952955
28 864450841225340
29 3470957953117151

[1,1,2,5,16,43,149,461,1660,5517,20589,71521,
 273554,982725,3825252,14100377,55646674,209278507,
 835163345,3192074879,12855707644,49794667899,
 202085622420,791540599641,3233410039356,
 12785696597115,52523977727955,209398814952955,
 864450841225340,3470957953117151]

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Last modified September 27 04:33 EDT 2022. Contains 357052 sequences. (Running on oeis4.)