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A259425 as a simple table

na(n)
15116
2244228
311155819
4516880938
523840819225
61101527291223
750866278137234
82349427850331898
9108508759637883502
105011650686139055977
11231469252522568886300
1210690739165994474824625
13493766694363268100694125

[5116,244228,11155819,516880938,23840819225,
 1101527291223,50866278137234,2349427850331898,
 108508759637883502,5011650686139055977,
 231469252522568886300,10690739165994474824625,
 493766694363268100694125]