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A160049 as a simple table

n a(n)
1 1
2 1
3 1
4 3
5 6
6 5
7 10
8 35
9 140
10 126
11 1260
12 1155
13 13860
14 12870
15 12012
16 45045
17 360360
18 340340
19 2042040
20 1939938
21 369512
22 117572
23 2586584
24 7436429
25 178474296
26 171609900
27 1487285800
28 1434168450
29 40156716600
30 38818159380
31 1164544781400

[1,1,1,3,6,5,10,35,140,126,1260,1155,13860,12870,
 12012,45045,360360,340340,2042040,1939938,369512,
 117572,2586584,7436429,178474296,171609900,
 1487285800,1434168450,40156716600,38818159380,
 1164544781400]

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Last modified June 3 23:57 EDT 2020. Contains 334808 sequences. (Running on oeis4.)