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A183303 as a simple table

n a(n)
1 1
2 3
3 9
4 55
5 910
6 29400
7 2160250
8 348871589
9 124597748299
10 98443712937832
11 171962948531581497
12 664040284641624620852
13 5667787901436816984441067

[1,3,9,55,910,29400,2160250,348871589,
 124597748299,98443712937832,171962948531581497,
 664040284641624620852,5667787901436816984441067]

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Last modified April 24 08:21 EDT 2024. Contains 371926 sequences. (Running on oeis4.)