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A137011
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Numbers n such that n and the square of n use only the digits 1, 2, 5, 8 and 9.
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1
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1, 5, 9, 11, 15, 91, 159, 285, 911, 1515, 1585, 2285, 29859, 92511, 95911, 111891, 285515, 2992589, 9225591, 9228159, 9991289, 15891891, 22991285, 29819891, 99291585, 99295515, 111889289, 151189285, 151189589, 229825989, 291991289, 299921515, 922991285, 958915159, 1512881859, 2285211585, 2299599859, 9229581859, 9229582285
(list; graph; refs; listen; history; internal format)
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