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A061459 Squares which produce squares when the leading digit is moved to the end. 3
1, 4, 9, 100, 144, 196, 400, 625, 900, 10000, 11664, 14884, 40000, 46656, 60025, 90000, 96100, 1000000, 1028196, 1493284, 4000000, 4112784, 6385729, 9000000, 9253764, 100000000, 100400400, 139287204, 149377284, 187799616, 400000000 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
196 becomes 961 which is also a square.
MATHEMATICA
Select[Range[20000]^2, IntegerQ[Sqrt[FromDigits[RotateLeft[ IntegerDigits[ #]]]]]&] (* Harvey P. Dale, Jan 23 2014 *)
CROSSREFS
Cf. A061460.
Sequence in context: A182020 A087553 A061850 * A061869 A061270 A070254
KEYWORD
nonn,base
AUTHOR
Amarnath Murthy, May 04 2001
EXTENSIONS
More terms from Erich Friedman, May 08 2001
STATUS
approved

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Last modified April 23 15:20 EDT 2024. Contains 371916 sequences. (Running on oeis4.)