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A017933 as a simple table

na(n)
01
118
2225
32430
424381
5234738
62205225
720404710
8186995061
91703091258
1015448694625
11139763668590
121262226050541
1311386154248578
14102632111782425
15924629361662070
168327306431726821
1774979611075290698

[1,18,225,2430,24381,234738,2205225,20404710,
 186995061,1703091258,15448694625,139763668590,
 1262226050541,11386154248578,102632111782425,
 924629361662070,8327306431726821,
 74979611075290698]