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A224573 as a simple table

na(n)
118868
26411
36659
47394
58143
68714
79164
810807
913624
1017332
1121731
1226592
1331785
1438491
1547899
1660907
1778205
18100219
19127312
20161005
21203975
22259809
23332836
24427756
25549639
26705073
27903350
281157341
291484238
301905898
312449315
323148048

[18868,6411,6659,7394,8143,8714,9164,10807,13624,
 17332,21731,26592,31785,38491,47899,60907,78205,
 100219,127312,161005,203975,259809,332836,427756,
 549639,705073,903350,1157341,1484238,1905898,
 2449315,3148048]