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A299551 as a simple table

na(n)
10
217
3166
42034
537283
6621694
710759709
8186196755
93228302388
1056039078855
11972900407835
1216894462255777
13293386003806570
145095052984033619
1588483658699604172
161536666893263218719
1726686856440375516367

[0,17,166,2034,37283,621694,10759709,186196755,
 3228302388,56039078855,972900407835,
 16894462255777,293386003806570,5095052984033619,
 88483658699604172,1536666893263218719,
 26686856440375516367]