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A235241 as a simple table

n a(n)
1 210
2 906
3 3746
4 16150
5 66874
6 288510
7 1195458
8 5161934
9 21400266
10 92486622
11 383623154
12 1659369022
13 6886195834
14 29811968622
15 123773981922
16 536299705358
17 2227615662378
18 9660029955390
19 40141785286994
20 174215753195230

[210,906,3746,16150,66874,288510,1195458,5161934,
 21400266,92486622,383623154,1659369022,6886195834,
 29811968622,123773981922,536299705358,
 2227615662378,9660029955390,40141785286994,
 174215753195230]

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Last modified October 25 05:19 EDT 2021. Contains 348239 sequences. (Running on oeis4.)