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A190470 as a simple table

na(n)
121600
236000
342336
448600
595256
698784
7104544
8121500
9146016
10196000
11225000
12235224
13249696
14274400
15311904
16328536
17333396
18337500
19383328
20457056
21484000
22561816
23632736
24676000
25701784
26726624
27830304
281028376
291064800
301156000

[21600,36000,42336,48600,95256,98784,104544,
 121500,146016,196000,225000,235224,249696,274400,
 311904,328536,333396,337500,383328,457056,484000,
 561816,632736,676000,701784,726624,830304,1028376,
 1064800,1156000]