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A252445 as a simple table

na(n)
1259257
210157387
3454665875
417918363933
5727114790171
629918663096948
71218437834167018
849699856516684819
92030235758746008203
1082861978509545725188
113382085380142844348363
12138065021791896705312517

[259257,10157387,454665875,17918363933,
 727114790171,29918663096948,1218437834167018,
 49699856516684819,2030235758746008203,
 82861978509545725188,3382085380142844348363,
 138065021791896705312517]