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A052187 as a simple table

na(n)
13
247
3199
420183
516763
669593
7255767
8247099
93565931
106314393
114911251
1212012677
1323346737
1443607351
1534346203
1636598517
1751041957
18460475467
19652576321
20742585183
21530324329
22807620651
232988119207
2412447231761
25383204539
264470607951
275007182707

[3,47,199,20183,16763,69593,255767,247099,3565931,
 6314393,4911251,12012677,23346737,43607351,
 34346203,36598517,51041957,460475467,652576321,
 742585183,530324329,807620651,2988119207,
 12447231761,383204539,4470607951,5007182707]