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A053924
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Numbers k such that k^2 contains only digits {2,4,9}.
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2
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2, 3, 7, 173, 212, 307, 1557, 3038, 4788, 6557, 9607, 70173, 222327, 649788, 7015857, 17173882, 22349368, 30402212, 1514009327, 5470304327, 67081614057, 171739460943, 205534649693, 473521111382, 666553067838, 3069922300307, 210765865339462
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OFFSET
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1,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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EXTENSIONS
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More terms from C. Ronaldo (aga_new_ac(AT)hotmail.com), Jan 03 2005
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STATUS
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approved
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