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A146067 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 5
9 9
10 17
11 41
12 117
13 275
14 1237
15 4103
16 20885
17 85925
18 519635
19 2644535
20 20312399
21 128516271
22 1266040749
23 10025925703
24 122157386121
25 1211481473503
26 18256047371395
27 225812595799851
28 4272679708033791
29 65914771408101775

[1,1,1,1,1,1,1,5,9,17,41,117,275,1237,4103,20885,
 85925,519635,2644535,20312399,128516271,
 1266040749,10025925703,122157386121,1211481473503,
 18256047371395,225812595799851,4272679708033791,
 65914771408101775]

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Last modified January 29 20:10 EST 2023. Contains 359926 sequences. (Running on oeis4.)