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A189883 as a simple table

na(n)
112
2240
31260
420592
538220
665280
7104652
8159600
9233772
10809100
111047552
121335180
131678320
142083692
152558400
163109932
177308912
188500140
199831360
2011313132
2112956400
2218970380
2321376752
2424005100
2526868672
2637008972
2749780080

[12,240,1260,20592,38220,65280,104652,159600,
 233772,809100,1047552,1335180,1678320,2083692,
 2558400,3109932,7308912,8500140,9831360,11313132,
 12956400,18970380,21376752,24005100,26868672,
 37008972,49780080]