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 A136838 Numbers k such that k and k^2 use only the digits 0, 1, 3, 4 and 6. 1
 0, 1, 4, 6, 10, 40, 60, 100, 400, 600, 1000, 1146, 4000, 6000, 10000, 10301, 11460, 33631, 40000, 60000, 100000, 103010, 103131, 114600, 336310, 400000, 404306, 600000, 601344, 603444, 660306, 663631, 1000000, 1003001, 1030100, 1031310, 1146000, 1160306, 3336631, 3363100, 3363646, 4000000, 4014304, 4043060, 6000000, 6013440, 6034440 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS Generated with DrScheme. LINKS Jonathan Wellons, Table of n, a(n) for n = 1..662 J. Wellons, Tables of Shared Digits [archived] EXAMPLE 643164144134306^2 = 413660116300014343066166101636. MATHEMATICA Select[FromDigits/@Tuples[{0, 1, 3, 4, 6}, 7], SubsetQ[{0, 1, 3, 4, 6}, IntegerDigits[ #^2]]&] (* Harvey P. Dale, Aug 14 2017 *) CROSSREFS Sequence in context: A253048 A271956 A242502 * A234276 A274991 A356755 Adjacent sequences: A136835 A136836 A136837 * A136839 A136840 A136841 KEYWORD base,nonn AUTHOR Jonathan Wellons (wellons(AT)gmail.com), Jan 22 2008 STATUS approved

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Last modified September 19 12:50 EDT 2024. Contains 376012 sequences. (Running on oeis4.)