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A204558 as a simple table

na(n)
11
26
345
4120
5325
6630
71225
82016
93321
104950
117381
1210296
1314365
1419110
1525425
1632640
1741905
1852326
1965341
2079800
2197461
22116886
23140185
24165600
25195625
26228150
27266085
28306936
29354061
30404550
31462241
32523776
33593505
34667590
35750925
36839160
37937765

[1,6,45,120,325,630,1225,2016,3321,4950,7381,
 10296,14365,19110,25425,32640,41905,52326,65341,
 79800,97461,116886,140185,165600,195625,228150,
 266085,306936,354061,404550,462241,523776,593505,
 667590,750925,839160,937765]