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A136940
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Numbers n such that n and the square of n use only the digits 0, 3, 5, 7 and 9.
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1
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0, 3, 30, 300, 3000, 5753, 9503, 30000, 57530, 75503, 95030, 300000, 550503, 575300, 755030, 950300, 995003, 3000000, 5505030, 5753000, 7550300, 9503000, 9950030, 30000000, 30909503, 55050300, 57530000, 73073753, 75503000, 95030000, 95390753, 99500300, 99950003, 300000000, 309095030, 550503000, 575300000, 577907753, 730737530
(list; graph; refs; listen; history; internal format)
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