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A209626 as a simple table

n a(n)
0 1
1 1
2 2
3 4
4 10
5 23
6 63
7 155
8 448
9 1152
10 3452
11 9158
12 28177
13 76537
14 240343
15 665073
16 2122968
17 5963685
18 19295541
19 54883588
20 179608831

[1,1,2,4,10,23,63,155,448,1152,3452,9158,28177,
 76537,240343,665073,2122968,5963685,19295541,
 54883588,179608831]

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Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)