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A147210 as a simple table

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 19
8 31
9 671
10 1393
11 17427
12 44279
13 1106663
14 3412457
15 320938143
16 1265591403
17 240272372207
18 1198689233053
19 298357443446865
20 1842799915443649
21 817026217664351385
22 6225260273965873969

[1,1,1,1,1,1,19,31,671,1393,17427,44279,1106663,
 3412457,320938143,1265591403,240272372207,
 1198689233053,298357443446865,1842799915443649,
 817026217664351385,6225260273965873969]

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Last modified October 4 19:10 EDT 2022. Contains 357239 sequences. (Running on oeis4.)