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A253896 as a simple table

na(n)
10
20
30
41
53
67
713
822
934
1048
1162
1281
1399
14121
15143
16170
17196
18226
19256
20291
21325
22363
23401
24444
25486
26532
27578
28629
29679
30733
31787
32846
33904
34966
351028
361095
371161
381231
391301
401376
411450
421528
431606
441689
451771
461857
471943
482034
492124
502218
512312
522411
532509
542611

[0,0,0,1,3,7,13,22,34,48,62,81,99,121,143,170,196,
 226,256,291,325,363,401,444,486,532,578,629,679,
 733,787,846,904,966,1028,1095,1161,1231,1301,1376,
 1450,1528,1606,1689,1771,1857,1943,2034,2124,2218,
 2312,2411,2509,2611]