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A081657 as a simple table

n a(n)
0 1
1 11
2 89
3 659
4 4721
5 33371
6 234569
7 1644899
8 11523041
9 80687531
10 564891449
11 3954476339
12 27682042961
13 193776426491
14 1356441362729
15 9495108670979
16 66465818092481
17 465260898834251
18 3256826808400409
19 22797789208484819

[1,11,89,659,4721,33371,234569,1644899,11523041,
 80687531,564891449,3954476339,27682042961,
 193776426491,1356441362729,9495108670979,
 66465818092481,465260898834251,3256826808400409,
 22797789208484819]

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Last modified August 14 09:14 EDT 2020. Contains 336480 sequences. (Running on oeis4.)