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A090660 as a simple table

na(n)
13
24
312
428
538
642
774
878
9117
10155
11321
12341
13400
14428
15873
161478
176381
1826952

[3,4,12,28,38,42,74,78,117,155,321,341,400,428,
 873,1478,6381,26952]