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A303258 as a simple table

na(n)
10
21172
328680
4349273
511394429
6306224454
77600681910
8204093228252
95314350209386
10138643667659572
113640560048826152
1295207607193735652
132491557031345822081
1465239890207048823769
151707524253811111768156

[0,1172,28680,349273,11394429,306224454,
 7600681910,204093228252,5314350209386,
 138643667659572,3640560048826152,
 95207607193735652,2491557031345822081,
 65239890207048823769,1707524253811111768156]