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A231994 as a simple table

n a(n)
1 81
2 1225
3 28900
4 674041
5 15594601
6 362293156
7 8404672329
8 195072388900
9 4526898777801
10 105058031047524
11 2438091190374961
12 56581345271408896
13 1313093651031910225
14 30473226515305728361
15 707198080089528623376

[81,1225,28900,674041,15594601,362293156,
 8404672329,195072388900,4526898777801,
 105058031047524,2438091190374961,
 56581345271408896,1313093651031910225,
 30473226515305728361,707198080089528623376]

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Last modified December 1 21:20 EST 2021. Contains 349435 sequences. (Running on oeis4.)