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A253289 as a simple table

n a(n)
0 1
1 1
2 4
3 9
4 22
5 46
6 103
7 208
8 431
9 849
10 1671
11 3195
12 6079
13 11321
14 20937
15 38146
16 68931
17 123121
18 218212
19 383019
20 667425
21 1153544
22 1980268
23 3375394
24 5717773
25 9624541
26 16108496
27 26807662
28 44379189
29 73089219
30 119789926
31 195401275
32 317309532
33 513025167
34 826000651

[1,1,4,9,22,46,103,208,431,849,1671,3195,6079,
 11321,20937,38146,68931,123121,218212,383019,
 667425,1153544,1980268,3375394,5717773,9624541,
 16108496,26807662,44379189,73089219,119789926,
 195401275,317309532,513025167,826000651]

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Last modified July 19 03:15 EDT 2024. Contains 374388 sequences. (Running on oeis4.)