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A028247 as a simple table

na(n)
10
20
30
41
52
66
710
819
928
1044
1160
1286
13110
14146
15182
16233
17278
18343
19403
20490
21557
22664
23749
24879
25978
261132
271237
281435
291551
301771
311905
322168
332296
342608
352758
363101
373256
383655
393798
404274
414419
424936
435087
445670
455809
466472
476602
487339
497462
508271

[0,0,0,1,2,6,10,19,28,44,60,86,110,146,182,233,
 278,343,403,490,557,664,749,879,978,1132,1237,
 1435,1551,1771,1905,2168,2296,2608,2758,3101,3256,
 3655,3798,4274,4419,4936,5087,5670,5809,6472,6602,
 7339,7462,8271]