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A269839
as a simple table
n
a(n)
1
2
2
49
3
4557
4
13689
5
18816
6
86015
7
159249
8
226981
9
1368912
10
2112278
[2,49,4557,13689,18816,86015,159249,226981, 1368912,2112278]