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A232568 as a simple table

na(n)
20
36
440
5210
6681
71919
84443
99481
1018206
1133164
1256570
1392996
14146175
15223565
16330981
17479779
18678508
19943586
201287036
211731654
222293765
233004011
243883935
254973645
266300906
277917064
289857198
2912185816
3014946491
3118218969
3222056585
3326556551
3431783320

[0,6,40,210,681,1919,4443,9481,18206,33164,56570,
 92996,146175,223565,330981,479779,678508,943586,
 1287036,1731654,2293765,3004011,3883935,4973645,
 6300906,7917064,9857198,12185816,14946491,
 18218969,22056585,26556551,31783320]