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A146019 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 3
8 7
9 15
10 29
11 61
12 211
13 895
14 3955
15 16593
16 80999
17 462679
18 3239573
19 25414255
20 222500583
21 2101470837
22 23313975471
23 290908388247
24 4246548210105
25 68354920234083

[1,1,1,1,1,1,3,7,15,29,61,211,895,3955,16593,
 80999,462679,3239573,25414255,222500583,
 2101470837,23313975471,290908388247,4246548210105,
 68354920234083]

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Last modified December 4 02:39 EST 2021. Contains 349469 sequences. (Running on oeis4.)