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A252624 as a simple table

na(n)
117704
278710
3585774
45013608
545094726
6410194726
73747351702
834254637480
9313184238226
102863795168360
1126186917115912
12239459836941634
132189681762603196
1420023020430936170
15183095883696544566

[17704,78710,585774,5013608,45094726,410194726,
 3747351702,34254637480,313184238226,2863795168360,
 26186917115912,239459836941634,2189681762603196,
 20023020430936170,183095883696544566]