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A071710 as a simple table

na(n)
22
33
45
57
617
767
8137
923
1061
1171
12401
131907
14661
1512227
1629873
1796731
1899721
19154243
20480209
213408707
221738901
2327341387

[2,3,5,7,17,67,137,23,61,71,401,1907,661,12227,
 29873,96731,99721,154243,480209,3408707,1738901,
 27341387]