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A147213 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 3
9 9
10 19
11 39
12 117
13 361
14 955
15 3303
16 16663
17 85069
18 434621
19 2513479
20 17082851
21 120871405
22 925679621 

[1,1,1,1,1,1,1,3,9,19,39,117,361,955,3303,16663,
 85069,434621,2513479,17082851,120871405,925679621]

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Last modified April 25 13:02 EDT 2024. Contains 371969 sequences. (Running on oeis4.)