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A089102 as a simple table

na(n)
10
21
35
416
554
6154
7425
81098
92743
106570
1115345
1234839
1377489
14168882
15362054
16764097
171591252
183272640
196657037
2013403600
2126740202
2252892435
23103808566
24202263470
25391464293
26752923563
271439745067
282738144031
295181039986

[0,1,5,16,54,154,425,1098,2743,6570,15345,34839,
 77489,168882,362054,764097,1591252,3272640,
 6657037,13403600,26740202,52892435,103808566,
 202263470,391464293,752923563,1439745067,
 2738144031,5181039986]