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A058180
as a simple table
n
a(n)
1
206
2
230
3
250
4
260
5
602
6
640
7
5000
8
8000
9
9000
10
26000
11
80000
12
90000
[206,230,250,260,602,640,5000,8000,9000,26000, 80000,90000]