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A196986 as a simple table

n a(n)
1 1
2 9
3 81
4 547
5 4244
6 31791
7 242602
8 1838579
9 13941719
10 105949190
11 804555155
12 6108373537
13 46382778115
14 352202493024
15 2674392958960
16 20307546721207
17 154201699487668
18 1170902185284561
19 8891038271677518
20 67512544345698850

[1,9,81,547,4244,31791,242602,1838579,13941719,
 105949190,804555155,6108373537,46382778115,
 352202493024,2674392958960,20307546721207,
 154201699487668,1170902185284561,8891038271677518,
 67512544345698850]

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Last modified May 26 04:39 EDT 2022. Contains 354074 sequences. (Running on oeis4.)