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A256431 as a simple table

na(n)
11
24
318
450
5294
6450
7578
81014
91210
102166
115202
127350
138214
1410890
1514450
1616810
1725350
1828830
1931974
2035322
2149686
2254150
2356454
2458190
2571286
2677658
2784966
28102010
29106134
30111630
31130050
32132098
33151290
34159414
35177870
36205350
37219102
38223494
39293046
40349690
41366054
42402486
43486798
44523710
45536298
46613470

[1,4,18,50,294,450,578,1014,1210,2166,5202,7350,
 8214,10890,14450,16810,25350,28830,31974,35322,
 49686,54150,56454,58190,71286,77658,84966,102010,
 106134,111630,130050,132098,151290,159414,177870,
 205350,219102,223494,293046,349690,366054,402486,
 486798,523710,536298,613470]