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A006009 as a simple table

na(n)
14
216
348
4108
5216
6384
7640
81000
91500
102160
113024
124116
135488
147168
159216
1611664
1714580
1818000
1922000
2026620
2131944
2238016
2344928
2452728
2561516
2671344
2782320
2894500
29108000
30122880
31139264
32157216
33176868
34198288
35221616
36246924
37274360
38304000
39336000

[4,16,48,108,216,384,640,1000,1500,2160,3024,4116,
 5488,7168,9216,11664,14580,18000,22000,26620,
 31944,38016,44928,52728,61516,71344,82320,94500,
 108000,122880,139264,157216,176868,198288,221616,
 246924,274360,304000,336000]