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A333608 as a simple table

n a(n)
0 0
1 0
2 1
3 3
4 9
5 25
6 70
7 200
8 584
9 1742
10 5304
11 16471
12 52120
13 167885
14 549856
15 1828897
16 6170108
17 21087458
18 72923515
19 254880303
20 899454849
21 3201729220
22 11486266036
23 41497996004
24 150879471934
25 551723923040
26 2027990653855
27 7489507917594
28 27777837416779
29 103427750936183

[0,0,1,3,9,25,70,200,584,1742,5304,16471,52120,
 167885,549856,1828897,6170108,21087458,72923515,
 254880303,899454849,3201729220,11486266036,
 41497996004,150879471934,551723923040,
 2027990653855,7489507917594,27777837416779,
 103427750936183]

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Last modified July 3 03:26 EDT 2024. Contains 373963 sequences. (Running on oeis4.)