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A006868 as a simple table

na(n)
61
70
81
91
101
112
123
136
149
1515
1645
1759
18188
19399
20827
212472
225073
2314153
2435489
2585726

[1,0,1,1,1,2,3,6,9,15,45,59,188,399,827,2472,5073,
 14153,35489,85726]