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A286430 as a simple table

na(n)
00
10
20
30
436
578
6136
7210
8300
9406
10528
11666
12820
13990
141176
151378
161596
171830
182080
192346
202628
212926
223240
233570
243916
254278
264656
275050
285460
295886
306328
316786
327260

[0,0,0,0,36,78,136,210,300,406,528,666,820,990,
 1176,1378,1596,1830,2080,2346,2628,2926,3240,3570,
 3916,4278,4656,5050,5460,5886,6328,6786,7260]