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A195226 as a simple table

n a(n)
1 3
2 15
3 155
4 3151
5 127785
6 10322065
7 1663418313
8 535153390177
9 343932423395227
10 441776066934784687
11 1134608168927438377475
12 5828490619001307113164495
13 59904949456032239303490933489
14 1232191818850202836476827846621041

[3,15,155,3151,127785,10322065,1663418313,
 535153390177,343932423395227,441776066934784687,
 1134608168927438377475,5828490619001307113164495,
 59904949456032239303490933489,
 1232191818850202836476827846621041]

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Last modified June 14 10:04 EDT 2021. Contains 345025 sequences. (Running on oeis4.)