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A066549 as a simple table

na(n)
12
235
3711
41317
519232
6931374
71434753
859616771
9737983899
107101103107
1110911312713
12113713914915
131157163167173
1417918119119319
15719921122322722
169233239241251257
1726326927127728128
18329330731131331733

[2,35,711,1317,19232,931374,1434753,59616771,
 737983899,7101103107,10911312713,113713914915,
 1157163167173,17918119119319,719921122322722,
 9233239241251257,26326927127728128,
 329330731131331733]