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A060225
as a simple table
n
a(n)
1
60
2
60
3
100
4
100
5
120
6
140
7
140
8
160
9
180
10
180
11
200
12
220
13
220
14
240
15
260
16
260
17
280
18
300
19
300
20
320
21
350
22
400
[60,60,100,100,120,140,140,160,180,180,200,220, 220,240,260,260,280,300,300,320,350,400]