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A253520 as a simple table

n a(n)
1 9623
2 42476
3 84684
4 162815
5 370028
6 930046
7 2475610
8 6886675
9 19760474
10 57829329
11 171202242
12 510066284
13 1524744975
14 4565782480
15 13684014725
16 41030420257
17 123054948304
18 369101554371
19 1107190410316
20 3321358741610
21 9963671753637

[9623,42476,84684,162815,370028,930046,2475610,
 6886675,19760474,57829329,171202242,510066284,
 1524744975,4565782480,13684014725,41030420257,
 123054948304,369101554371,1107190410316,
 3321358741610,9963671753637]

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Last modified May 3 18:44 EDT 2024. Contains 372222 sequences. (Running on oeis4.)