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A120783 as a simple table

na(n)
01
112
272
31728
410368
541472
6248832
711943936
8214990848
92579890176
1015479341056
11371504185344
122229025112064
1326748301344768
1453496602689536
151711891286065152
1610271347716390912
17369768517790072832

[1,12,72,1728,10368,41472,248832,11943936,
 214990848,2579890176,15479341056,371504185344,
 2229025112064,26748301344768,53496602689536,
 1711891286065152,10271347716390912,
 369768517790072832]