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A053651
as a simple table
n
a(n)
1
1
2
3
3
5
4
8
5
13
6
18
7
27
8
37
9
51
10
70
11
96
12
130
13
176
14
232
15
296
16
380
17
490
18
620
19
793
20
1019
21
1277
22
1624
[1,3,5,8,13,18,27,37,51,70,96,130,176,232,296,380, 490,620,793,1019,1277,1624]