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A163816 as a simple table

na(n)
145360
271280
384240
499792
5110160
6117936
7123120
8149040
9154224
10162000
11172368
12185328
13187920
14200880
15207360
16208656
17210000
18239760
19242352
20263088
21265680
22270000
23270864
24278640
25281232
26286416
27290304
28304560
29320112
30327888

[45360,71280,84240,99792,110160,117936,123120,
 149040,154224,162000,172368,185328,187920,200880,
 207360,208656,210000,239760,242352,263088,265680,
 270000,270864,278640,281232,286416,290304,304560,
 320112,327888]