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A263543 as a simple table

n a(n)
1 20
2 124
3 884
4 2960
5 43808
6 128576
7 1845824
8 4709632
9 81157632
10 178660352
11 3316698112
12 6604263424
13 133509988352
14 239908012032
15 5214639587328
16 8606659641344
17 199846903939072
18 304546373959680
19 7521392965976064

[20,124,884,2960,43808,128576,1845824,4709632,
 81157632,178660352,3316698112,6604263424,
 133509988352,239908012032,5214639587328,
 8606659641344,199846903939072,304546373959680,
 7521392965976064]

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Last modified April 25 01:35 EDT 2024. Contains 371964 sequences. (Running on oeis4.)