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A224403 as a simple table

na(n)
12
212
3100
4884
57812
668282
7590254
85055858
942996954
10363652198
113062704166
1225711681080
13215327121414
141799987423914
1515026012170736
16125307656075926
171044220994847456
188697261784264396
1972413790737672880
20602789200212580366

[2,12,100,884,7812,68282,590254,5055858,42996954,
 363652198,3062704166,25711681080,215327121414,
 1799987423914,15026012170736,125307656075926,
 1044220994847456,8697261784264396,
 72413790737672880,602789200212580366]