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A205355 as a simple table

na(n)
150
2275
31562
48948
551458
6296774
71716002
89946442
957787010
10336482834
111963466114
1211480698658
1367259440130
14394759998530
152320933378562
1613667740361858
1780610335471618
18476103197966594
192815694162688002

[50,275,1562,8948,51458,296774,1716002,9946442,
 57787010,336482834,1963466114,11480698658,
 67259440130,394759998530,2320933378562,
 13667740361858,80610335471618,476103197966594,
 2815694162688002]