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A095099
as a simple table
n
a(n)
1
4
2
12
3
17
4
25
5
33
6
38
7
46
8
51
9
59
10
67
11
72
12
80
13
88
14
93
15
101
16
106
17
114
18
122
19
127
20
135
21
140
[4,12,17,25,33,38,46,51,59,67,72,80,88,93,101,106, 114,122,127,135,140]