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A266887 as a simple table

na(n)
11
21
31
41
51
67
741
8209
9999
104603
1120763
1292601
13410279
141811327
157982401
1635151819
17154779159
18681698115
193003887511
2013244742603
2158438985851
22258033686801
231140171589651
245041775026879
2522310625017943
2698798039343423

[1,1,1,1,1,7,41,209,999,4603,20763,92601,410279,
 1811327,7982401,35151819,154779159,681698115,
 3003887511,13244742603,58438985851,258033686801,
 1140171589651,5041775026879,22310625017943,
 98798039343423]