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A254585 as a simple table

na(n)
16117882
294299759
32634910318
462363902283
51378994189975
631939816150372
7738710766470176
816985478016933272
9391280419966057452
109016311605803392528
11207691702762517798308
124784457962135643192314

[6117882,94299759,2634910318,62363902283,
 1378994189975,31939816150372,738710766470176,
 16985478016933272,391280419966057452,
 9016311605803392528,207691702762517798308,
 4784457962135643192314]