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A226742 as a simple table

na(n)
121
2105
32211
49045
5222111
6306153
7742371
8890445
91050525
1022221111
1188904445
12107905395
13173808690
142222211111
158889044445
1612141260706
1715754278771
18222222111111
19888890444445
2022222221111111
2136734701836735
2265306123265306

[21,105,2211,9045,222111,306153,742371,890445,
 1050525,22221111,88904445,107905395,173808690,
 2222211111,8889044445,12141260706,15754278771,
 222222111111,888890444445,22222221111111,
 36734701836735,65306123265306]