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A210261 as a simple table

na(n)
129
21039
325901
4592969
513233079
6292930403
76467110597
8142651105201
93145676312903
1069360351853819
111529307333302941
1233718923388205609
13743448896978561935
1416391852782863165859
15361413860134081682837

[29,1039,25901,592969,13233079,292930403,
 6467110597,142651105201,3145676312903,
 69360351853819,1529307333302941,33718923388205609,
 743448896978561935,16391852782863165859,
 361413860134081682837]