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A251239 as a simple table

na(n)
12
23
39
415
522
623
730
843
951
1061
1162
1279
1387
1488
15101
16114
17127
18132
19142
20153
21158
22167
23175
24194
25204
26215
27222
28233
29238
30247
31274
32283
33296
34301
35324
36329
37338
38355
39364
40375
41386
42393
43414
44423
45430
46435
47452
48479
49490
50497
51506
52523
53528
54541
55550

[2,3,9,15,22,23,30,43,51,61,62,79,87,88,101,114,
 127,132,142,153,158,167,175,194,204,215,222,233,
 238,247,274,283,296,301,324,329,338,355,364,375,
 386,393,414,423,430,435,452,479,490,497,506,523,
 528,541,550]