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A303666 as a simple table

n a(n)
0 1
1 2
2 4
3 7
4 13
5 23
6 41
7 72
8 128
9 226
10 400
11 706
12 1248
13 2204
14 3894
15 6877
16 12149
17 21459
18 37907
19 66957
20 118275
21 208919
22 369037
23 651863
24 1151453
25 2033921
26 3592719
27 6346167
28 11209863
29 19801075
30 34976589
31 61782572
32 109132628
33 192771658
34 340511506
35 601478868
36 1062451154
37 1876711698
38 3315020026

[1,2,4,7,13,23,41,72,128,226,400,706,1248,2204,
 3894,6877,12149,21459,37907,66957,118275,208919,
 369037,651863,1151453,2033921,3592719,6346167,
 11209863,19801075,34976589,61782572,109132628,
 192771658,340511506,601478868,1062451154,
 1876711698,3315020026]

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Last modified August 6 12:33 EDT 2020. Contains 336246 sequences. (Running on oeis4.)