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A251439 as a simple table

na(n)
13888017
24414109389
34653177899915
45038742133151250
55400094007696295470
65809497281904741777928
76240722966413231119519432
86707536974622984610354846955
97207752366591886246788913245909

[3888017,4414109389,4653177899915,
 5038742133151250,5400094007696295470,
 5809497281904741777928,6240722966413231119519432,
 6707536974622984610354846955,
 7207752366591886246788913245909]