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A257447 as a simple table

na(n)
130
236
336
439
538
639
749
841
941
1049
1165
1251
1347
1451
1565
1690
1768
1859
1959
2068
2190
22128
2395
2477
2571
2677
2795
28128
29186
30134
31104
3289
3389
34104
35134
36186
37269
38191
39143
40116
41107
42116
43143
44191
45269
46392
47275
48200
49155
50134
51134
52155
53200
54275
55392
56573
57398
58284
59212
60173

[30,36,36,39,38,39,49,41,41,49,65,51,47,51,65,90,
 68,59,59,68,90,128,95,77,71,77,95,128,186,134,104,
 89,89,104,134,186,269,191,143,116,107,116,143,191,
 269,392,275,200,155,134,134,155,200,275,392,573,
 398,284,212,173]