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A061459 Squares which produce squares when the leading digit is moved to the end. 1
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

Harvey P. Dale, Table of n, a(n) for n = 1..50

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

Sequence in context: A182020 A087553 A061850 * A061869 A061270 A070254

Adjacent sequences:  A061456 A061457 A061458 * A061460 A061461 A061462

KEYWORD

nonn,base,easy

AUTHOR

Amarnath Murthy, May 04 2001

EXTENSIONS

More terms from Erich Friedman, May 08 2001

STATUS

approved

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Last modified January 19 20:41 EST 2020. Contains 331066 sequences. (Running on oeis4.)