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A180721 as a simple table

na(n)
01
13
216
3183
46236
51057176
61733913028
774017764628367
8352900886016894052282
91553933222263165003400252699258
10133132594387470620595913152570240200262971699

[1,3,16,183,6236,1057176,1733913028,
 74017764628367,352900886016894052282,
 1553933222263165003400252699258,
 133132594387470620595913152570240200262971699]