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A114911
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a(n) is the largest base-9 string such that the n-th number coprime to 9 does not divide any substring of a(n).
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1
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7, 777, 8787, 886845, 7777777, 878754321, 8888787871, 887885887811, 8878878767816, 878787878787878, 8888888677748678, 888888887867751312, 8787878787873543211, 888878888387777136788, 8888888888486868617568
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