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A007982 as a simple table

na(n)
10
20
32
45
59
615
722
832
943
1057
1172
1291
13110
14134
15158
16187
17216
18251
19285
20326
21366
22413
23459
24513
25565
26626
27685
28753
29819
30895
31968
321052
331133
341225
351314
361415
371512
381622
391728
401847
411962
422091
432215
442354
452488
462637
472781
482941
493095
503266
513431

[0,0,2,5,9,15,22,32,43,57,72,91,110,134,158,187,
 216,251,285,326,366,413,459,513,565,626,685,753,
 819,895,968,1052,1133,1225,1314,1415,1512,1622,
 1728,1847,1962,2091,2215,2354,2488,2637,2781,2941,
 3095,3266,3431]