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A146471 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 13
10 13
11 69
12 69
13 457
14 457
15 6223
16 6223
17 127787
18 127787
19 3658281
20 3658281
21 163817453
22 163817453
23 11238713859
24 11238713859
25 1160267254915
26 1160267254915

[1,1,1,1,1,1,1,1,13,13,69,69,457,457,6223,6223,
 127787,127787,3658281,3658281,163817453,163817453,
 11238713859,11238713859,1160267254915,
 1160267254915]

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)