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A072075
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Smallest solution to phi(x) = 10^n where phi(x) = A000010(x).
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4
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1, 11, 101, 1111, 10291, 100651, 1004251, 10165751, 100064101, 1000078501, 10000222501, 100062501601, 1000062516001, 10000062660001, 100002441447211, 1003922328562757, 10000390625025601, 100000002482366251, 1000000002851006251, 10000062500000160001
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OFFSET
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0,2
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LINKS
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EXAMPLE
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n=3: a(3)=1111 because InvPhi[1000]= {1111,1255,1375,1875,2008,2222,2500,2510,2750,3012,3750}.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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