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A121519 as a simple table

na(n)
11
22
34
48
510
612
716
822
924
1028
1140
1252
1364
1472
1582
1684
1788
18112
19128
20130
21132
22144
23156
24172
25178
26190
27192
28232
29238
30250
31252
32276
33280
34292
35324
36358
37384
38396
39400
40418
41424
42430
43442
44448
45480
46490
47508
48520
49544
50552
51592
52612
53640
54652
55658
56682
57712

[1,2,4,8,10,12,16,22,24,28,40,52,64,72,82,84,88,
 112,128,130,132,144,156,172,178,190,192,232,238,
 250,252,276,280,292,324,358,384,396,400,418,424,
 430,442,448,480,490,508,520,544,552,592,612,640,
 652,658,682,712]