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A157035 as a simple table

na(n)
07
197
29973
399999989
49999999999999937
599999999999999999999999999999979
69999999999999999999999999999999999999999999999999999999999999949

[7,97,9973,99999989,9999999999999937,
 99999999999999999999999999999979,
 99999999999999999999999999999999999999999999999999\
 99999999999949]