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A223338 as a simple table

na(n)
160
2612
36696
474736
5840456
69474840
7106904016
81206530100
913618313028
10153717108696
111735104803220
1219585324103616
13221073319268820
142495410941230244
1528167472321321608
16317946242671782120

[60,612,6696,74736,840456,9474840,106904016,
 1206530100,13618313028,153717108696,1735104803220,
 19585324103616,221073319268820,2495410941230244,
 28167472321321608,317946242671782120]