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A202919 as a simple table

n a(n)
1 1
2 10
3 90
4 534
5 2310
6 8012
7 23661
8 61830
9 146718
10 321970
11 662233
12 1289652
13 2396745
14 4277352
15 7367630
16 12299364
17 19968183
18 31619610
19 48956236
20 74269690
21 110601480
22 161937204
23 233439075
24 331722170
25 465180300
26 644367906
27 882444915
28 1195692040

[1,10,90,534,2310,8012,23661,61830,146718,321970,
 662233,1289652,2396745,4277352,7367630,12299364,
 19968183,31619610,48956236,74269690,110601480,
 161937204,233439075,331722170,465180300,644367906,
 882444915,1195692040]

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Last modified October 16 20:36 EDT 2021. Contains 348047 sequences. (Running on oeis4.)