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A271962 as a simple table

na(n)
11
23
323
4445
523145
63135539
71120710711
81054066365149
92612720914804105
1017070666122786078979
11294119848655438573724167

[1,3,23,445,23145,3135539,1120710711,
 1054066365149,2612720914804105,
 17070666122786078979,294119848655438573724167]