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A025161 as a simple table

na(n)
11
21
31
41
51
61
71
81
92
102
113
123
134
144
155
165
176
186
197
207
218
228
239
2410
2511
2612
2714
2815
2917
3019
3121
3223
3326
3428
3531
3634
3737
3840
3944
4047
4151
4255
4359
4463
4568
4673
4778
4884
4990
5097
51104
52112
53120
54130
55139
56150
57161
58174
59186
60201
61215
62232
63248
64267
65285
66307
67327
68351
69374
70401

[1,1,1,1,1,1,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,10,
 11,12,14,15,17,19,21,23,26,28,31,34,37,40,44,47,
 51,55,59,63,68,73,78,84,90,97,104,112,120,130,139,
 150,161,174,186,201,215,232,248,267,285,307,327,
 351,374,401]