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A035131 Cubes that when digits rotated left once remain cubic. 2
1, 8, 512, 95443993 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Those resulting in leading zeros excluded.
LINKS
Eric Weisstein's World of Mathematics, Cubic Number
EXAMPLE
8^3 = 512 and 125 = 5^3.
MATHEMATICA
Select[Range[500]^3, (d = RotateLeft @ IntegerDigits[#])[[1]] > 0 && IntegerQ @ Surd[FromDigits @ d, 3] &] (* Amiram Eldar, Oct 08 2019 *)
CROSSREFS
Sequence in context: A013713 A109966 A139567 * A067512 A067505 A173058
KEYWORD
nonn,base,hard
AUTHOR
Patrick De Geest, Nov 15 1998
STATUS
approved

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Last modified March 19 01:57 EDT 2024. Contains 370952 sequences. (Running on oeis4.)