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A228254 as a simple table

na(n)
117
2143
3621
42059
56305
619171
758025
8175099
9527345
101586131
114766585
1214316139
1342981185
14129009091
15387158345
161161737179
173485735825
1810458256051
1931376865305
2094134790219
21282412759265
22847255055011
232541798719465

[17,143,621,2059,6305,19171,58025,175099,527345,
 1586131,4766585,14316139,42981185,129009091,
 387158345,1161737179,3485735825,10458256051,
 31376865305,94134790219,282412759265,847255055011,
 2541798719465]