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A345247
as a simple table
n
a(n)
1
1
2
2
3
3
4
7
5
13
6
35
7
89
8
306
9
1141
10
5615
11
33397
12
260624
13
2623475
14
35100394
15
627244166
16
15122214205
17
493568138475
[1,2,3,7,13,35,89,306,1141,5615,33397,260624, 2623475,35100394,627244166,15122214205, 493568138475]
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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)