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A061784 as a simple table

na(n)
10
20
30
41
52
64
77
811
916
1022
1127
1234
1341
1451
1561
1673
1786
1896
19110
20124
21140
22158
23175
24193
25211
26231
27252
28275
29299
30325
31348
32374
33401
34427
35456
36486
37516
38549
39581
40615
41650
42684
43722
44759
45798
46839
47879
48921
49961
501005
511048
521095
531142
541189
551238

[0,0,0,1,2,4,7,11,16,22,27,34,41,51,61,73,86,96,
 110,124,140,158,175,193,211,231,252,275,299,325,
 348,374,401,427,456,486,516,549,581,615,650,684,
 722,759,798,839,879,921,961,1005,1048,1095,1142,
 1189,1238]