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A168660 as a simple table

n a(n)
0 0
1 1
2 576
3 30618
4 532480
5 4921875
6 30373056
7 141649396
8 537919488
9 1745783685
10 5005000000
11 12978455886
12 30976598016
13 68960620183
14 144680034240
15 288410625000
16 549890031616
17 1008202119561
18 1785539723328
19 3065980064770

[0,1,576,30618,532480,4921875,30373056,141649396,
 537919488,1745783685,5005000000,12978455886,
 30976598016,68960620183,144680034240,288410625000,
 549890031616,1008202119561,1785539723328,
 3065980064770]

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Last modified May 3 16:50 EDT 2024. Contains 372221 sequences. (Running on oeis4.)