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A285923 as a simple table

na(n)
81
9288
1018600
11649440
1218650346
13378728064
146346968056
1599768480240
161370094506209
1717452476893280
18204026690329800
192291047776886752
2024663963563727574
21256637317406331648
222540192740448641960
2324558666993552144288
24233835181800425532162

[1,288,18600,649440,18650346,378728064,6346968056,
 99768480240,1370094506209,17452476893280,
 204026690329800,2291047776886752,
 24663963563727574,256637317406331648,
 2540192740448641960,24558666993552144288,
 233835181800425532162]