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A256579 as a simple table

na(n)
16
212
330
460
584
6168
7330
8546
9660
101092
111224
121710
132448
143036
153420
166072
176090
187440
1912180
2012654
2114880
2217220
2319866
2425308
2525944
2634440
2737206
2839732
2951330
3051888
3156730
3274412
3375174
3489460
3597236
36102660
37113460
38123240
39142926
40150348
41176220

[6,12,30,60,84,168,330,546,660,1092,1224,1710,
 2448,3036,3420,6072,6090,7440,12180,12654,14880,
 17220,19866,25308,25944,34440,37206,39732,51330,
 51888,56730,74412,75174,89460,97236,102660,113460,
 123240,142926,150348,176220]