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A189701 as a simple table

na(n)
188
27744
3295720
410867960
5437257670
617872674996
7733660344149
830140493826752
91239562062347534
1050994136275721816
112098158626051989039
1286335489832805005659
133552764734604163177272
14146202547786505491839949

[88,7744,295720,10867960,437257670,17872674996,
 733660344149,30140493826752,1239562062347534,
 50994136275721816,2098158626051989039,
 86335489832805005659,3552764734604163177272,
 146202547786505491839949]