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A086506 as a simple table

na(n)
12
23
35
411
543
6173
7691
86911
969109
101658617
113317233
1219903399
1339806797
14238840783
154299134093
1625794804559
17464306482061
188357516677099
19100290200125187
202607545203254863
2173011265691136163
22292045062764544653

[2,3,5,11,43,173,691,6911,69109,1658617,3317233,
 19903399,39806797,238840783,4299134093,
 25794804559,464306482061,8357516677099,
 100290200125187,2607545203254863,
 73011265691136163,292045062764544653]