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A291643
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Numbers k such that 4 is the smallest decimal digit of k^3.
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7
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4, 36, 204, 786, 842, 1682, 2114, 3795, 3859, 3863, 4429, 4459, 4559, 4635, 7644, 7913, 7914, 8183, 8286, 8372, 8744, 8864, 9144, 9263, 9599, 16592, 17094, 17863, 18923, 19035, 19563, 19829, 20364, 20635, 20776, 36264, 38183, 38389, 38432, 40186, 44216
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OFFSET
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1,1
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LINKS
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EXAMPLE
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4 is in the sequence because 4^3 = 64, the smallest decimal digit of which is 4.
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MATHEMATICA
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Select[Range[50000], Min[IntegerDigits[#^3]]==4&] (* Harvey P. Dale, Aug 13 2019 *)
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PROG
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(PARI) select(k->vecmin(digits(k^3))==4, vector(50000, k, k))
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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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STATUS
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approved
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