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A054502 as a simple table

na(n)
11
21
31
42
51
62
73
85
91
103
1123
1230
1340
144
15132
16218
175
181859
1929517
201
212
229
2318
2451
25470
267170
27387830
281
296
301215
31121487
3289997968

[1,1,1,2,1,2,3,5,1,3,23,30,40,4,132,218,5,1859,
 29517,1,2,9,18,51,470,7170,387830,1,6,1215,121487,
 89997968]