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A181989 as a simple table

n a(n)
0 1
1 11
2 81
3 621
4 4741
5 36211
6 276561
7 2112241
8 16132281
9 123210611
10 941023441
11 7187084861
12 54891500621
13 419234905211
14 3201914754721
15 24454686308481
16 186773143027761
17 1426483517982011
18 10894795654704401
19 83209214029813101
20 635511992964231701
21 4853735225243983011

[1,11,81,621,4741,36211,276561,2112241,16132281,
 123210611,941023441,7187084861,54891500621,
 419234905211,3201914754721,24454686308481,
 186773143027761,1426483517982011,
 10894795654704401,83209214029813101,
 635511992964231701,4853735225243983011]

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Last modified July 19 19:50 EDT 2024. Contains 374436 sequences. (Running on oeis4.)