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A003339 as a simple table

na(n)
15
220
335
450
565
680
785
8100
9115
10130
11145
12165
13180
14195
15210
16245
17260
18275
19290
20305
21320
22325
23340
24355
25370
26385
27405
28420
29435
30450
31500
32515
33530
34545
35560
36580
37595
38610
39625
40629
41644
42659
43674
44675
45689
46690
47709
48724
49739
50754
51755
52770
53785
54789
55800

[5,20,35,50,65,80,85,100,115,130,145,165,180,195,
 210,245,260,275,290,305,320,325,340,355,370,385,
 405,420,435,450,500,515,530,545,560,580,595,610,
 625,629,644,659,674,675,689,690,709,724,739,754,
 755,770,785,789,800]