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A291181 as a simple table

na(n)
08
180
2792
37840
477608
5768240
67604792
775279680
8745192008
97376640400
1073021211992
11722835479520
127155333583208
1370830500352560
14701149669942392
156940666199071360
1668705512320771208
17680114457008640720
186732439057765635992
1966644276120647719200

[8,80,792,7840,77608,768240,7604792,75279680,
 745192008,7376640400,73021211992,722835479520,
 7155333583208,70830500352560,701149669942392,
 6940666199071360,68705512320771208,
 680114457008640720,6732439057765635992,
 66644276120647719200]