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A151828 as a simple table

na(n)
21
32
48
532
6139
7618
82779
912528
1056404
11253152
121131849
135040412
1422359981
1598837102

[1,2,8,32,139,618,2779,12528,56404,253152,1131849,
 5040412,22359981,98837102]