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A254642 as a simple table

na(n)
11
2259
37335
486765
5629174
63314178
713906578
849183590
9152191935
10422931613
111075761505
122540663307
135633367740
1411829663860
1523692442292
1645516670332
1784278105421
18150996708135
19262656041515
20444856105561
21735419759634
221189222877270

[1,259,7335,86765,629174,3314178,13906578,
 49183590,152191935,422931613,1075761505,
 2540663307,5633367740,11829663860,23692442292,
 45516670332,84278105421,150996708135,262656041515,
 444856105561,735419759634,1189222877270]