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A178597 as a simple table

na(n)
11
26
39
430
533
6203
7220
81368
92638
1010561
1110726
1218926
1386693
14101294
15170447
16734638
17749502
181503095
193131428
206504583
2127508889
2256295291
2366084700
2498097954

[1,6,9,30,33,203,220,1368,2638,10561,10726,18926,
 86693,101294,170447,734638,749502,1503095,3131428,
 6504583,27508889,56295291,66084700,98097954]