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A147558 as a simple table

n a(n)
1 1
2 1
3 1
4 2
5 2
6 3
7 4
8 8
9 8
10 14
11 18
12 29
13 40
14 68
15 88
16 174
17 210
18 344
19 492
20 852
21 1144
22 1962
23 2786
24 4601
25 6704
26 11240
27 16096
28 27738
29 39650
30 64936
31 97108
32 168408
33 236880
34 397110
35 589298
36 979496
37 1459960
38 2421132
39 3604880
40 6086790

[1,1,1,2,2,3,4,8,8,14,18,29,40,68,88,174,210,344,
 492,852,1144,1962,2786,4601,6704,11240,16096,
 27738,39650,64936,97108,168408,236880,397110,
 589298,979496,1459960,2421132,3604880,6086790]

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Last modified May 23 16:13 EDT 2024. Contains 372765 sequences. (Running on oeis4.)