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A294000 as a simple table

n a(n)
0 1
1 1
2 3
3 15
4 105
5 945
6 10395
7 135135
8 2027025
9 11486475
10 72025173
11 497809599
12 3759823201
13 30676852011
14 265149012989
15 2341915514787
16 19966886272757
17 154807536575931
18 1184739742163293
19 9169888620679203
20 72323378114077925
21 580752883543676927
22 4717664674505952353

[1,1,3,15,105,945,10395,135135,2027025,11486475,
 72025173,497809599,3759823201,30676852011,
 265149012989,2341915514787,19966886272757,
 154807536575931,1184739742163293,9169888620679203,
 72323378114077925,580752883543676927,
 4717664674505952353]

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Last modified April 18 16:22 EDT 2024. Contains 371780 sequences. (Running on oeis4.)