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A146467 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 5
8 23
9 45
10 89
11 241
12 909
13 3431
14 17195
15 80847
16 474101
17 2777977
18 19564237
19 147127789
20 1326666153
21 12641403749
22 144835493185 

[1,1,1,1,1,1,5,23,45,89,241,909,3431,17195,80847,
 474101,2777977,19564237,147127789,1326666153,
 12641403749,144835493185]

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Last modified April 23 11:07 EDT 2024. Contains 371905 sequences. (Running on oeis4.)