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A297283 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1212
1313
1415
1530
1645
1760
1875
1990
20105
21120
22135
23150
24165
25180
26195
27197
28211
29225
30239
31253
32267
33281
34295
35309
36323
37337
38351
39365
40379
41394
42408
43422
44436
45450
46464
47478
48492
49506
50520
51534
52548
53562
54576
55591
56605
57619

[1,2,3,4,5,6,7,8,9,10,11,12,13,15,30,45,60,75,90,
 105,120,135,150,165,180,195,197,211,225,239,253,
 267,281,295,309,323,337,351,365,379,394,408,422,
 436,450,464,478,492,506,520,534,548,562,576,591,
 605,619]