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A207195 as a simple table

na(n)
13
281
312534
412539372
582169395789
63560964505762489
71025697542018363494742
81959801984026721315634303343

[3,81,12534,12539372,82169395789,3560964505762489,
 1025697542018363494742,
 1959801984026721315634303343]