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A155346 as a simple table

n a(n)
5 1
6 7
7 19
8 37
9 94
10 330
11 1713
12 11184
13 64025
14 403539
15 3128291
16 30538252
17 364356710
18 4898497176
19 73557982663

[1,7,19,37,94,330,1713,11184,64025,403539,3128291,
 30538252,364356710,4898497176,73557982663]

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Last modified July 6 15:30 EDT 2022. Contains 355110 sequences. (Running on oeis4.)