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A288247 as a simple table

na(n)
33
42
53
68
79
87
99
108
1111
1212
1312
1413
1514
1614
1715
1816
1917
2018
2119
2220
2321

[3,2,3,8,9,7,9,8,11,12,12,13,14,14,15,16,17,18,19,
 20,21]