A058246 - OEIS

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A058246 as a simple table

n	a(n)
0	2
1	41
2	1009
3	19403
4	331943
5	5352481
6	82863101
7	1248008371
8	18425938259
9	267986485433
10	3851884421117
11	54840735660133
12	774693535849637
13	10871811891162227
14	151720407214409951
15	2107132471132593277

[2,41,1009,19403,331943,5352481,82863101, 1248008371,18425938259,267986485433,3851884421117, 54840735660133,774693535849637,10871811891162227, 151720407214409951,2107132471132593277]