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A260846 as a simple table

na(n)
02
148
2770
311696
4175874
52639408
639595010
7593936816
88909087234
9133636413488
102004546517250
1130068198703536
12451022983387394
136765344759313968
14101480171415218690
151522202571304807856
1622833038569801700354
17342495578547714252848
185137433678217780035330

[2,48,770,11696,175874,2639408,39595010,593936816,
 8909087234,133636413488,2004546517250,
 30068198703536,451022983387394,6765344759313968,
 101480171415218690,1522202571304807856,
 22833038569801700354,342495578547714252848,
 5137433678217780035330]