A136886

Numbers k such that k and k^2 use only the digits 0, 2, 3, 4 and 9.

0, 2, 3, 20, 30, 200, 300, 493, 2000, 3000, 4903, 4930, 4943, 4993, 20000, 30000, 30332, 30403, 49030, 49300, 49430, 49903, 49930, 49943, 49993, 200000, 223393, 300000, 303320, 304030, 304943, 490300, 493000, 494300, 499003, 499030, 499300, 499423, 499430, 499903, 499930, 499943, 499993, 2000000, 2233930, 3000000, 3003903, 3004003

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