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A049052 as a simple table

na(n)
128374
290181
3157493
4171893
5171894
6180965
7180966
8210133
9298694
10346502
11369061
12376742
13610310
14647381
15647382
16707286
17729542
18769862
191039493
201039494
211071829
221071830
231243541
241302005
251449605
261450261
271450262

[28374,90181,157493,171893,171894,180965,180966,
 210133,298694,346502,369061,376742,610310,647381,
 647382,707286,729542,769862,1039493,1039494,
 1071829,1071830,1243541,1302005,1449605,1450261,
 1450262]