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A283687 as a simple table

na(n)
116
2161
31521
415226
5150497
61489917
714754038
8146079023
91446386879
1014321176544
11141798827829
121403999090083
1313901477028478
14137643299572877
151362853595880357
1613494081631456544
17133609537897145821

[16,161,1521,15226,150497,1489917,14754038,
 146079023,1446386879,14321176544,141798827829,
 1403999090083,13901477028478,137643299572877,
 1362853595880357,13494081631456544,
 133609537897145821]