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A301542 as a simple table

na(n)
01
11
218
3100
4526
52546
612953
760929
8282194
91265959
105580958
1124057117
12101922204
13424244720
141739362261
157027590168
1628017627428
17110295521903
18429110693519
191650961520518
206285554480496
2123693047787961
2288469251486817
23327380976530282
241201122749057307

[1,1,18,100,526,2546,12953,60929,282194,1265959,
 5580958,24057117,101922204,424244720,1739362261,
 7027590168,28017627428,110295521903,429110693519,
 1650961520518,6285554480496,23693047787961,
 88469251486817,327380976530282,1201122749057307]