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A121214 as a simple table

na(n)
11
24
36
410
515
620
735
836
945
1050
1156
1260
1364
1470
1584
16105
17120
18126
19140
20160
21165
22175
23189
24196
25216
26220
27224
28256
29270
30280
31286
32300
33315
34336
35360
36364
37384
38396
39420
40440
41455
42480
43500
44504
45540
46560
47594
48616
49630
50640
51680
52715
53729
54735
55750
56756

[1,4,6,10,15,20,35,36,45,50,56,60,64,70,84,105,
 120,126,140,160,165,175,189,196,216,220,224,256,
 270,280,286,300,315,336,360,364,384,396,420,440,
 455,480,500,504,540,560,594,616,630,640,680,715,
 729,735,750,756]