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A255621 as a simple table

n a(n)
1 3834
2 9186
3 23298
4 60390
5 156563
6 405687
7 1047141
8 2656032
9 6682971
10 16925280
11 43249522
12 110788455
13 283416570
14 724728391
15 1851244551
16 4719321474
17 12020625692
18 30651759318
19 78266507064
20 199890070327
21 510335125536

[3834,9186,23298,60390,156563,405687,1047141,
 2656032,6682971,16925280,43249522,110788455,
 283416570,724728391,1851244551,4719321474,
 12020625692,30651759318,78266507064,199890070327,
 510335125536]

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Last modified October 3 10:36 EDT 2022. Contains 357231 sequences. (Running on oeis4.)