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A262798 as a simple table

na(n)
10
2625
34898
481954
52070492
653647609
71257963666
830643228956
9766336126200
1019178182400305
11477743441514410
1211924267842928490
13298111233560156100
147453091005918000825
15186286937922323294250
164656697984190140422900

[0,625,4898,81954,2070492,53647609,1257963666,
 30643228956,766336126200,19178182400305,
 477743441514410,11924267842928490,
 298111233560156100,7453091005918000825,
 186286937922323294250,4656697984190140422900]