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A137096
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Numbers n such that n and the square of n use only the digits 2, 4, 5, 6 and 9.
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1
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2, 5, 25, 65, 264, 665, 962, 964, 4925, 6665, 22262, 22925, 66665, 96242, 222925, 256242, 494262, 494462, 499262, 499525, 544662, 544665, 666665, 996465, 2225465, 2226262, 2644665, 4946662, 4946665, 4956465, 4969462, 4994262, 4994592, 4995264, 4995565, 4996465, 4996925, 4996962, 5442662, 6524262, 6655565, 6666665, 9962242, 22946662
(list; graph; refs; listen; history; internal format)
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