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A072999 as a simple table

na(n)
02
13
25
313
431
5137
6853
76961
828697
9179143
106836131
1168540453
12966402473
1315530980021
1494152282599
15203835545219
162540178825227
1761168127350667
186119352913891927
19220357873027460039
2016312601956945934813
21750600047892540461437
2233042714709228726238041

[2,3,5,13,31,137,853,6961,28697,179143,6836131,
 68540453,966402473,15530980021,94152282599,
 203835545219,2540178825227,61168127350667,
 6119352913891927,220357873027460039,
 16312601956945934813,750600047892540461437,
 33042714709228726238041]