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A263613 as a simple table

na(n)
10
21
31331
41030301
51003003001
61000300030001
71000030000300001
81000003000003000001
91000000300000030000001
101000000030000000300000001
111000000003000000003000000001
121000000000300000000030000000001
131000000000030000000000300000000001
141000000000003000000000003000000000001

[0,1,1331,1030301,1003003001,1000300030001,
 1000030000300001,1000003000003000001,
 1000000300000030000001,1000000030000000300000001,
 1000000003000000003000000001,
 1000000000300000000030000000001,
 1000000000030000000000300000000001,
 1000000000003000000000003000000000001]

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