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A045877 Rotating digits of a(n)^2 right once still yields a square. 3
1, 2, 3, 16, 21, 31, 129, 221, 247, 258, 1062, 1593, 1964, 2221, 13516, 17287, 18516, 19821, 22221, 28064, 29631, 103764, 182362, 222221, 273543, 1246713, 1509437, 1635219, 1856538, 2222221, 2253804, 2749249, 2784807, 11619096, 11949507 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Squares resulting in leading zeros excluded.

LINKS

Table of n, a(n) for n=1..35.

Eric Weisstein's World of Mathematics, Square Number

EXAMPLE

13516^2 = 18268225{6} -> {6}18268225 = 24865^2.

CROSSREFS

Cf. A000290, A045878, A035126, A035128.

Sequence in context: A122656 A171458 A044905 * A261840 A100643 A067037

Adjacent sequences:  A045874 A045875 A045876 * A045878 A045879 A045880

KEYWORD

nonn,base,changed

AUTHOR

Erich Friedman

EXTENSIONS

More terms from Patrick De Geest, Nov 15 1998

STATUS

approved

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Last modified October 21 22:47 EDT 2019. Contains 328315 sequences. (Running on oeis4.)