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A000932 as a simple table

n a(n)
0 1
1 1
2 3
3 6
4 18
5 48
6 156
7 492
8 1740
9 6168
10 23568
11 91416
12 374232
13 1562640
14 6801888
15 30241488
16 139071696
17 653176992
18 3156467520
19 15566830368
20 78696180768
21 405599618496
22 2136915595392
23 11465706820800
24 62751681110208
25 349394351630208
26 1980938060495616

[1,1,3,6,18,48,156,492,1740,6168,23568,91416,
 374232,1562640,6801888,30241488,139071696,
 653176992,3156467520,15566830368,78696180768,
 405599618496,2136915595392,11465706820800,
 62751681110208,349394351630208,1980938060495616]

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Last modified September 18 22:48 EDT 2020. Contains 337174 sequences. (Running on oeis4.)