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A155406 as a simple table

n a(n)
5 1
6 7
7 19
8 37
9 61
10 275
11 1793
12 9603
13 41441
14 206821
15 1678073
16 16665525
17 168175105
18 1702776291
19 20351416873
20 312390331791

[1,7,19,37,61,275,1793,9603,41441,206821,1678073,
 16665525,168175105,1702776291,20351416873,
 312390331791]

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Last modified January 29 05:05 EST 2023. Contains 359915 sequences. (Running on oeis4.)