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A177727 as a simple table

na(n)
01
13
230
3180
41300
58736
660333
7412335
82829310
919384200
10132882696
11910735488
126242420665
1342785803515
14293259265950
152010026277756
1613776931957468
1794428478367520
18647222466507045
194436128656563175
2030405678471399166

[1,3,30,180,1300,8736,60333,412335,2829310,
 19384200,132882696,910735488,6242420665,
 42785803515,293259265950,2010026277756,
 13776931957468,94428478367520,647222466507045,
 4436128656563175,30405678471399166]