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A243430 as a simple table

na(n)
147
259
3107
44139
516427
665579
7262187
816777259
9302231454903657293676587
104835703278458516698824747
1120769187434139310514121985316880427

[47,59,107,4139,16427,65579,262187,16777259,
 302231454903657293676587,
 4835703278458516698824747,
 20769187434139310514121985316880427]