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A300112 as a simple table

n a(n)
1 3
2 23
3 63
4 515
5 3776
6 28935
7 212470
8 1560065
9 11874071
10 89657570
11 673151916
12 5084857810
13 38419116117
14 289855498173
15 2187847733010
16 16520252054586
17 124719171802820
18 941517564864563
19 7108226078494466
20 53665231758411540

[3,23,63,515,3776,28935,212470,1560065,11874071,
 89657570,673151916,5084857810,38419116117,
 289855498173,2187847733010,16520252054586,
 124719171802820,941517564864563,7108226078494466,
 53665231758411540]

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Last modified September 29 22:48 EDT 2022. Contains 357092 sequences. (Running on oeis4.)