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A361648 as a simple table

n a(n)
0 1
1 1
2 2
3 3
4 6
5 20
6 80
7 350
8 1750
9 10080
10 64512
11 450912
12 3438204
13 28471872
14 253913088
15 2424193200
16 24687555750
17 267199961600
18 3062092267520
19 37037541651968
20 471565937953396
21 6304419553216512
22 88298062293762048
23 1292879475255280640
24 19753693667117055100

[1,1,2,3,6,20,80,350,1750,10080,64512,450912,
 3438204,28471872,253913088,2424193200,24687555750,
 267199961600,3062092267520,37037541651968,
 471565937953396,6304419553216512,
 88298062293762048,1292879475255280640,
 19753693667117055100]

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Last modified June 12 13:39 EDT 2024. Contains 373331 sequences. (Running on oeis4.)