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A113053 as a simple table

na(n)
17
271
32131
4191791
55753731
6575373101
717261193031
8517835790931
982853726548961
1028998804292136351
1116239330403596356561
124384619208971016271471
13526154305076521952576521

[7,71,2131,191791,5753731,575373101,17261193031,
 517835790931,82853726548961,28998804292136351,
 16239330403596356561,4384619208971016271471,
 526154305076521952576521]