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A010577 as a simple table

n a(n)
0 1
1 12
2 132
3 1452
4 15852
5 173172
6 1887492
7 20578452
8 224138292
9 2441606532
10 26583605772
11 289455960492
12 3150796704012
13 34298615880372
14 373292253262692
15 4062873240668412
16 44214072776280252
17 481167126859845852
18 5235893033922430692
19 56975931806991140292
20 619957835069070600132
21 6745858105534183489092

[1,12,132,1452,15852,173172,1887492,20578452,
 224138292,2441606532,26583605772,289455960492,
 3150796704012,34298615880372,373292253262692,
 4062873240668412,44214072776280252,
 481167126859845852,5235893033922430692,
 56975931806991140292,619957835069070600132,
 6745858105534183489092]

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Last modified January 29 16:58 EST 2020. Contains 331347 sequences. (Running on oeis4.)