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A195749 as a simple table

n a(n)
2 19
3 63
4 2816
5 1245
6 143
7 70668
8 74283746
9 622677
10 34716123
11 4522574
12 82212839
13 1010388604
14 34860663827
15 2227981245

[19,63,2816,1245,143,70668,74283746,622677,
 34716123,4522574,82212839,1010388604,34860663827,
 2227981245]

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Last modified December 3 23:53 EST 2020. Contains 338920 sequences. (Running on oeis4.)