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A258519 as a simple table

n a(n)
1 512
2 2371
3 6516
4 16196
5 47704
6 156873
7 488240
8 1356489
9 3595084
10 9838222
11 27777116
12 77335445
13 208141440
14 551798439
15 1474962640
16 3975082026
17 10653614768
18 28234277048
19 74474840360
20 196928705327
21 521756834144
22 1378970429074

[512,2371,6516,16196,47704,156873,488240,1356489,
 3595084,9838222,27777116,77335445,208141440,
 551798439,1474962640,3975082026,10653614768,
 28234277048,74474840360,196928705327,521756834144,
 1378970429074]

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Last modified June 21 16:32 EDT 2021. Contains 345365 sequences. (Running on oeis4.)