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A136971
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Numbers k such that k and k^2 use only the digits 1, 2, 3, 4 and 8.
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1
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1, 2, 11, 12, 18, 21, 22, 38, 111, 122, 182, 221, 338, 428, 482, 488, 1111, 1132, 1188, 1488, 1812, 3338, 3482, 4338, 4341, 4818, 4832, 11128, 11141, 11332, 28482, 28832, 33338, 42818, 113332, 118841, 181222, 182818, 333338, 334488, 338841, 348188, 482818, 1111222, 1133332, 1812232, 1823221, 2888128, 3333338, 3343832, 3344132, 3388428
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OFFSET
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1,2
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COMMENTS
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Generated with DrScheme.
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LINKS
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EXAMPLE
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428348238482818^2 = 183482213411333123382481221124.
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CROSSREFS
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KEYWORD
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base,nonn
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AUTHOR
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Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008
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STATUS
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approved
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