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A294179
as a simple table
n
a(n)
1
2
2
65
3
561
4
41041
5
825265
6
321197185
7
5394826801
8
232250619601
9
9746347772161
[2,65,561,41041,825265,321197185,5394826801, 232250619601,9746347772161]