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A203066 as a simple table

na(n)
11
27
37
449
5455
649
7252
816625
916625
10252
111127
12491953
133421817
14491953
151127
164977
1714623955
18608893191
19608893191
2014623955
214977
2222736
23449303011
24111898706731
25647485600638
26111898706731
27449303011
2822736
29105813

[1,7,7,49,455,49,252,16625,16625,252,1127,491953,
 3421817,491953,1127,4977,14623955,608893191,
 608893191,14623955,4977,22736,449303011,
 111898706731,647485600638,111898706731,449303011,
 22736,105813]