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A061055 as a simple table

n a(n)
1 1
2 1
3 2
4 4
5 10
6 24
7 70
8 192
9 576
10 1890
11 6300
12 21600
13 78848
14 294840
15 1143072
16 4572288 

[1,1,2,4,10,24,70,192,576,1890,6300,21600,78848,
 294840,1143072,4572288]

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Last modified June 12 16:17 EDT 2024. Contains 373334 sequences. (Running on oeis4.)