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A224222
as a simple table
n
a(n)
0
3
1
5
2
7
3
13
4
29
5
37
6
2
7
83
8
31
9
61
10
113
11
11
12
137
13
109
14
149
15
227
16
197
17
157
18
331
19
71
[3,5,7,13,29,37,2,83,31,61,113,11,137,109,149,227, 197,157,331,71]