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A048442 as a simple table

n a(n)
1 1
2 13
3 146
4 1610
5 17715
6 194871
7 2143588
8 23579476
9 259374245
10 2853116705
11 345227121316
12 41772481679248
13 5054470283189021
14 611590904265871555
15 74002499416170458170
16 8954302429356625438586
17 1083470593952151678068923
18 131099941868210353046339701

[1,13,146,1610,17715,194871,2143588,23579476,
 259374245,2853116705,345227121316,41772481679248,
 5054470283189021,611590904265871555,
 74002499416170458170,8954302429356625438586,
 1083470593952151678068923,
 131099941868210353046339701]

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Last modified February 20 12:12 EST 2020. Contains 332076 sequences. (Running on oeis4.)