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A047873 as a simple table

na(n)
11
23
38
415
527
643
765
894
9130
10175
11229
12294
13369
14456
15557
16671
17800
18944
191105
201283
211479
221695
231930
242187
252465
262765
273090
283439
293813
304213
314641
325096
335580
346095
356639
367216
377825
388466
399143
409855

[1,3,8,15,27,43,65,94,130,175,229,294,369,456,557,
 671,800,944,1105,1283,1479,1695,1930,2187,2465,
 2765,3090,3439,3813,4213,4641,5096,5580,6095,6639,
 7216,7825,8466,9143,9855]