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A377347 as a simple table

na(n)
01
11
21
37
441
5391
64509
762847
81038001
919580071
10418681877
119973993855
12262293996777
137545559829991
14235715629493005
157946944965054271
16287592204406672481
1711120005819664145895
18457514133092462477253
1919957535405566629526335
20920056233384401619083545

[1,1,1,7,41,391,4509,62847,1038001,19580071,
 418681877,9973993855,262293996777,7545559829991,
 235715629493005,7946944965054271,
 287592204406672481,11120005819664145895,
 457514133092462477253,19957535405566629526335,
 920056233384401619083545]