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A083204 as a simple table

na(n)
12
24
37
411
516
622
79
817
9289
101873
1111553
1263553
134573699
1414073021495
1565713427547321843
1657325015297059875497553701478

[2,4,7,11,16,22,9,17,289,1873,11553,63553,4573699,
 14073021495,65713427547321843,
 57325015297059875497553701478]