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A175954 as a simple table

n a(n)
0 1
1 1
2 2
3 2
4 4
5 5
6 12
7 19
8 46
9 95
10 230
11 528
12 1320
13 3219
14 8172
15 20714
16 53478
17 138635
18 363486
19 957858
20 2543476
21 6788019
22 18218772
23 49120019
24 133036406
25 361736109
26 987316658
27 2703991820
28 7429445752
29 20473889133
30 56579632732
31 156766505691

[1,1,2,2,4,5,12,19,46,95,230,528,1320,3219,8172,
 20714,53478,138635,363486,957858,2543476,6788019,
 18218772,49120019,133036406,361736109,987316658,
 2703991820,7429445752,20473889133,56579632732,
 156766505691]

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Last modified April 19 11:31 EDT 2024. Contains 371792 sequences. (Running on oeis4.)