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A228841 as a simple table

na(n)
01
10
23
375
43108
5205125
619839633
72643131400
8463873573803
9103710628476075
1028775903316814668
119702563010998171325
123907429085273025561153
131852516229654506870381200
141021325008815288529961197683
15647900078249178232882473232875

[1,0,3,75,3108,205125,19839633,2643131400,
 463873573803,103710628476075,28775903316814668,
 9702563010998171325,3907429085273025561153,
 1852516229654506870381200,
 1021325008815288529961197683,
 647900078249178232882473232875]