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A275195 as a simple table

na(n)
03
17
2147
31519
418179
5208887
62427411
728118111
8326005379
93778768231
1043803428627
11507757907279
125885832996995
1368227336438359
14790877309377939
159167686467977919
16106269932920844035
171231859155536345287
1814279457438806692755
19165524527406049126063
201918726204965152746499

[3,7,147,1519,18179,208887,2427411,28118111,
 326005379,3778768231,43803428627,507757907279,
 5885832996995,68227336438359,790877309377939,
 9167686467977919,106269932920844035,
 1231859155536345287,14279457438806692755,
 165524527406049126063,1918726204965152746499]