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A053347 as a simple table

n a(n)
0 1
1 10
2 54
3 210
4 660
5 1782
6 4290
7 9438
8 19305
9 37180
10 68068
11 119340
12 201552
13 329460
14 523260
15 810084
16 1225785
17 1817046
18 2643850
19 3782350
20 5328180
21 7400250
22 10145070
23 13741650
24 18407025
25 24402456
26 32040360
27 41692024
28 53796160

[1,10,54,210,660,1782,4290,9438,19305,37180,68068,
 119340,201552,329460,523260,810084,1225785,
 1817046,2643850,3782350,5328180,7400250,10145070,
 13741650,18407025,24402456,32040360,41692024,
 53796160]

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Last modified August 26 01:25 EDT 2019. Contains 326324 sequences. (Running on oeis4.)