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A299198 as a simple table

na(n)
12
21
30
45
526
677
7176
8345
9610
101001
111552
122301
133290
144565
156176
168177
1710626
1813585
1917120
2021301
2126202
2231901
2338480
2446025
2554626
2664377
2775376
2887725
29101530
30116901
31133952
32152801
33173570
34196385
35221376
36248677
37278426
38310765
39345840
40383801
41424802
42469001

[2,1,0,5,26,77,176,345,610,1001,1552,2301,3290,
 4565,6176,8177,10626,13585,17120,21301,26202,
 31901,38480,46025,54626,64377,75376,87725,101530,
 116901,133952,152801,173570,196385,221376,248677,
 278426,310765,345840,383801,424802,469001]