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A390526 as a simple table

na(n)
14
26
39
410
515
625
726
831
939
1041
1149
1265
1371
1474
1579
1686
1789
18106
19111
20121
21129
22134
23151
24159
25166
26169
27185
28191
29199
30201
31214
32215
33239
34241
35249
36265
37271
38281
39289
40311
41314
42321
43326
44335
45346
46359
47361
48394
49401
50409
51415
52431
53439
54449
55454
56471
57479
58481
59489

[4,6,9,10,15,25,26,31,39,41,49,65,71,74,79,86,89,
 106,111,121,129,134,151,159,166,169,185,191,199,
 201,214,215,239,241,249,265,271,281,289,311,314,
 321,326,335,346,359,361,394,401,409,415,431,439,
 449,454,471,479,481,489]