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A271679 as a simple table

na(n)
11
25
343
41060
552748
67094704
72145306564
81620658809592
92911303191478512
1012781455928074495792

[1,5,43,1060,52748,7094704,2145306564,
 1620658809592,2911303191478512,
 12781455928074495792]