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A212509 as a simple table

na(n)
00
11
212
363
4180
5437
6891
71628
82736
94392
106600
119646
1213608
1318669
1424990
1532955
1642432
1754033
1867797
1984010
20102900
21125118
22150282
23179444
24212544
25249977
26292032
27339687
28392196
29451165
30516375
31588336
32667392
33754908
34849660
35953922
361067256

[0,1,12,63,180,437,891,1628,2736,4392,6600,9646,
 13608,18669,24990,32955,42432,54033,67797,84010,
 102900,125118,150282,179444,212544,249977,292032,
 339687,392196,451165,516375,588336,667392,754908,
 849660,953922,1067256]