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A195322 as a simple table

na(n)
00
120
280
3180
4320
5500
6720
7980
81280
91620
102000
112420
122880
133380
143920
154500
165120
175780
186480
197220
208000
218820
229680
2310580
2411520
2512500
2613520
2714580
2815680
2916820
3018000
3119220
3220480
3321780
3423120
3524500
3625920
3727380
3828880
3930420
4032000

[0,20,80,180,320,500,720,980,1280,1620,2000,2420,
 2880,3380,3920,4500,5120,5780,6480,7220,8000,8820,
 9680,10580,11520,12500,13520,14580,15680,16820,
 18000,19220,20480,21780,23120,24500,25920,27380,
 28880,30420,32000]