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A054686 as a simple table

na(n)
10
20
31
41
53
64
76
89
910
1015
1116
1221
1325
1428
1536
1636
1745
1849
1955
2064
2166
2278
2381
2491
25100
26105
27120
28121
29136
30144
31153
32169
33171
34190
35196
36210
37225
38231
39253
40256
41276
42289
43300
44324
45325
46351
47361
48378
49400
50406
51435
52441
53465
54484
55496
56528

[0,0,1,1,3,4,6,9,10,15,16,21,25,28,36,36,45,49,55,
 64,66,78,81,91,100,105,120,121,136,144,153,169,
 171,190,196,210,225,231,253,256,276,289,300,324,
 325,351,361,378,400,406,435,441,465,484,496,528]