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A130567 as a simple table

na(n)
12
27
323
479
5287
61087
74223
816639
966047
10263167
111050623
124198399
1316785407
1467125247
15268468223
161073807359
174295098367
1817180131327
1968720001023
20274878955519
211099513724927
224398050705407
2317592194433023
2470368760954879

[2,7,23,79,287,1087,4223,16639,66047,263167,
 1050623,4198399,16785407,67125247,268468223,
 1073807359,4295098367,17180131327,68720001023,
 274878955519,1099513724927,4398050705407,
 17592194433023,70368760954879]