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A235577 as a simple table

na(n)
1256
22894
32894
428978
5102188
628978
7268448
83103656
93103656
10268448
112377726
1282875972
13317142694
1482875972
152377726
1620374112
172014103692
1828760293894
1928760293894
202014103692
2120374112
22170668898
2345287503606
242318212983882

[256,2894,2894,28978,102188,28978,268448,3103656,
 3103656,268448,2377726,82875972,317142694,
 82875972,2377726,20374112,2014103692,28760293894,
 28760293894,2014103692,20374112,170668898,
 45287503606,2318212983882]