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A259422 as a simple table

na(n)
1142
21366
312953
4123306
51172659
611155819
7106118138
81009466878
99602626846
1091346008647
11868937609248
128265855103277
1378629755083895
14747973270226802
157115169104694298
1667683744437222992
17643848260656503313

[142,1366,12953,123306,1172659,11155819,106118138,
 1009466878,9602626846,91346008647,868937609248,
 8265855103277,78629755083895,747973270226802,
 7115169104694298,67683744437222992,
 643848260656503313]