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A234949
as a simple table
n
a(n)
1
1
2
2
3
3
4
4
5
5
6
6
7
8
8
10
9
13
10
17
11
22
12
29
13
38
14
50
15
68
16
88
17
118
18
161
19
221
20
296
21
383
[1,2,3,4,5,6,8,10,13,17,22,29,38,50,68,88,118,161, 221,296,383]